5. He ______ still be thinking about the question you raised. A. may B. might C. must D. should ...

35. Little boys are easily ______. A. taken in B. taken away C. taken out D. taken over ...

28. During sleep blood pressure is normally ______ its lowest. A. in B. for C. at D. by ...

21. The chairman asked ______ to write their questions on a piece of paper and send them to the front. A. the present members B. the members presently C. the members present D. the presently members ...

13. Bill did not hear the telephone because he was completely ______ his reading. A. absorbed for B. absorbed by C. absorbed on D. absorbed in ...

5. According to the periodic table, ______ still some elements undiscovered. A. there seem to be B. it seems C. it seems to be D. here seems ...

40. Frankly, I’d rather you ______ anything about it for the time being. A. do B. don’t do C. didn’t do D. will not do ...

34. They will place China in the front ranks of countries of the world ______ the output of major industrial products. A. in support of B. in connection with C. in terms of D. by means of ...

23. Professor Mackay told us that ______ of lead are its softness and its resistance. A. some property B. some properties C. properties D. property ...

17. ______ you think he ______ back by dinner time? A. Do/have come B. Did/will have come C. Does/will come D. Do/will have come ...