Unit 4 Exploring plants
1，Apples are usually sold by ________ weight and eggs are sometimes sold by ________ dozen.
A. the; the B. /;a
C. /; the D. the; a
2，Although punctual himself, the professor was quite used ________ late for his lecture.
A. to have students B. for students‟ being
C. for students to be D. to students‟ being
3，When people move to another country, they often try ________ the customs of their native land.
A. to keep on B. to keep off
C. to keep up D. keeping up
4，—The experiment is of particular importance.
—I see. We will carry on with it ________ we can get enough money.
A. unless B. though C. whether D. until
5，I think that this meal was well worth ________ was charged for it.
A. that B. what C. which D. how many
6，________ all over the hills and around the lake are wild flowers of different kinds.
A. To grow B. Growing C. Grown D. Grow
7，Although he sometimes loses his temper, his students like him ________ for it.
A. not so much B. not so little
C. no more D. no less
8，Professor Zhang gave all the textbooks to all the pupils, except ________ who had already taken them.
A. these B. ones C. the ones D. the others
9，Do you think the reason ________ he gave is believable?
A. for which B. which C. why D. what
10，________ he is ,he seldom shows his precious coins to others.
A. Coin -collector as B. As a coin -collector
C. A coin- collector as D. Coin- collector that
1l，From his ________ voice on the phone I know everything is going under way.
A. satisfactory B. satisfying
C. satisfied D. satisfaction
12，—Does Bill do his new job well?
— ________ his old job. I‟m afraid there‟s no hope for him.
A. Not better than B. No better than
C. Not so well as D. Not as well as
13，—I‟m sorry, I shouldn‟t have been so rude to you.
—You ________ your temper but that‟s OK.
A. have lost B. had lost
C. did lose D. were losing
14，—Is the experiment easy?
— ________ . I‟ll just do my bit.
A. I think so B. Certainly
C. Not a little D. Anything but
15，Although he knew little about the large amount of work done in the field, he succeeded ________ other more well - informed experimenters failed.
A. which B. that C. what D. where
Some plays are so successful that they run for years on end. In many ways, this is 16 for the poor actors who are required to go on repeating the sane
17 night after night. One would
18 them to know their parts by heart and 19 have cause to falter！结
巴，.Yet 20 is not always the case.
A famous actor in a 21 successful play was once cast in the role of an aristocrat 22 had been imprisoned in Bastille for twenty years. In the last act；a gaoler！监狱长；看守，would always come on to the stage with a letter which he would hand to the prisoner. 23 the noble was expected to read
the letter at each 24 ,he always insisted that it should be written out in full.
One night, the gaoler decided to play a joke 25 his colleague to find
out if, after so many performances, he had managed to learn the 26 of the
letter by heart. The curtain went up on the final act of the play and revealed！使
显露，the aristocrat sitting alone behind bars in his dark cell. Just then；the gaoler
27 with the precious letter in his hands. He entered the 28 and presented
the letter to the aristocrat. But the copy he gave him had not been written out in
29 as usual. It was simply a blank sheet of paper. The gaoler looked on eagerly, 3 0 to see if his fellow actor had at last learnt his lines. The noble stared at the blank sheet of paper for a few seconds. Then；squinting！眯着眼
看，his eves；he said, “The light is 31 .Read the letter to me.”And he
promptly handed the sheet of paper to the gaoler. 3 2 that he could not
remember a word of the letter either, the gaoler replied；“The light is indeed
dim；sir. I must get my 33 ”With this, he hurried off the stage. Much to the aristocrat‟s 34 ；the gaoler returned a few moments later with a pair of
glasses and the 35 copy of the letter which he proceeded！继续进行，to
read to the prisoner.
16，A. fortunate B. unfortunate C. happy D. unhappy
17，A. lines B. words C. plays D. roles
18，A. want B. ask C. expect D. wish
19，A. always B. never C. sometimes D. often
20，A. such B. the thing C. one D. this
21，A. highly B. high C. poorly D. poor
22，A. where B. what C. which D. who
23，A. Because B. Even though C. When D. Though
24，A. play B. performance C. role D. case
25，A. with B. in C. on D. to
26，A. pages B. joke C. lines D. contents
27，A. appeared B. disappeared C. came out D. came in
28，A. room B. cell C. stage D. office
29，A. English B. French C. order D. full
30，A. worded B. surprised C. anxious D. afraid
31，A. bright B. dim C. dark D. out
32，A. To see B. To find C. Seeing D. Finding
33，A. glasses B. lines C. light D. letters
34，A. surprise B. satisfaction C. anger D. amusement