许多同学在学习英语时都觉得语法困难，想要提升成绩，打好语法基础必不可少！新东方在线整理了2025上半年英语四级语法之句子的种类及练习(9)，供各位考生参考。
2025上半年英语四级语法之句子的种类及练习(9)
31. Grandpa used to tell us something about the “Cultural Revolution” ___he had time to spare.
A. as soon as B. as C. so that D. whenever
32. Li Fang is very busy,___she’s always helping others with their lessons.
A. but B. although C. so D. for
33. Getting a right job can be difficult ___the students___ prepared to deal with the job interview.
A. if;won’t B. unless;will
C. unless;are D. if;are
34. Everything depends on__they will support you about it.
A. if B. which C. whether D. that
35. She won the first prize in the speech contest and___ surprised us.
A. which B. it C. as D. who
36. The Oscar is one of the film prizes __offered to any Chinese actor or actress so far.
A. which is not B. that have not been
C. that has not D. that has not been
37. He made another wonderful discovery,___ of great importance to science.
A. which I think is B. which I think it is
C. which I think it D. I think is
38. It’s really very dangerous. One more step,___the baby will fall into the well.
A. or B. so C. but D. and
39. She is American,___ she knows little about American history.
A. so B. yet C. and D. therefore
40. Information technology is taught in most schools,___we have entered the information society.
A. so B. while C. still D. for
41.—— Helen must obey her parents.
—— Oh, she must,__ ?
A. must she B. mustn’t she
C. shouldn’t she D. should she
42. John must be in the chemistry lab,___ ?
A. mustn’t he B. needn’t he
C. isn’t he D. shouldn’t he
43. It was quite a long time___ I made it out what had happened.
A. after B. before C. when D. since
44. __the text a second time, the meaning will become clearer to you.
A. Read B. Reading
C. If reading D. When you read
以上就是新东方在线英语四级语法频道给大家整理的“2025上半年英语四级语法之句子的种类及练习(9)”内容，希望可以给大家备考带来帮助。