限时每题 45 秒（考场英语语法题均速）。先选再看解析。考点对应词汇与语法模块。
1. By the time he arrived, the meeting ____ for half an hour.
A. has begun B. had been on C. had begun D. began
答案：B
begin 是瞬间动词，持续一段时间用 **be on**；by the time + 过去 → 过去完成：had been on2. Look out! A car ____ toward you.
A. comes B. is coming C. has come D. came
答案：B
Look out! 是进行时信号词，此刻正在逼近3. She ____ to Beijing three times.
A. has gone B. has been C. went D. had gone
答案：B
has been to = 去过（回来了）；has gone to = 去了（还没回来）——去了三次必是人还在，选 been4. He ____ his homework before his mother came back.
A. finished B. has finished C. had finished D. finishes
答案：C
「回来之前」已完成 → 过去完成时（before + 过去从句）5. Water ____ at 100°C.
A. boiled B. boils C. is boiled D. was boiled
答案：B
客观真理 → 一般现在时；boil 此处不及物，不用被动6. The classroom ____ every day.
A. is cleaned B. cleans C. is cleaning D. cleaned
答案：A
教室是被打扫 → 一般现在被动 is cleaned7. A new library ____ in our school next year.
A. will build B. will be built C. builds D. is built
答案：B
next year 将来 + 图书馆被建 → will be built8. English ____ in many countries.
A. speaks B. is spoken C. is speaking D. spoken
答案：B
英语被说 → 一般现在被动9. ____ we all know, the moon goes around the earth.
A. Which B. As C. That D. What
答案：B
as 引导非限制性从句可放句首（正如…）；which 不能放句首10. This is the village ____ my father was born.
A. which B. that C. where D. when
答案：C
was born 不及物缺状语 → where（= in the village）11. I’ll never forget the days ____ we spent together.
A. when B. which C. where D. on which
答案：B
spent 缺宾语（度过那些日子）→ which/that；若从句完整才用 when——经典陷阱12. The problem is ____ we can finish the work on time.
A. whether B. that C. what D. which
答案：A
「问题在于**能否**按时完成」→ 表语从句用 whether13. ____ he said is true.
A. That B. Which C. What D. Whether
答案：C
主语从句内 said 缺宾语 → What（that 不作成分）14. Do you know the man ____ daughter is a doctor?
A. who B. whom C. whose D. which
答案：C
他的女儿 → 所属关系 → whose15. ____ from the moon, the earth looks like a blue ball.
A. See B. Seeing C. Seen D. To see
答案：C
地球是「被看」→ done；非谓语三步法：被动 → Seen16. He was made ____ twelve hours a day.
A. work B. to work C. working D. worked
答案：B
大陷阱：make sb do 的**被动**要还原 to：be made **to** work17. I have something important ____ you.
A. tell B. telling C. to tell D. told
答案：C
有事「要说」→ 不定式作后置定语（have sth to do）18. Would you mind ____ the window?
A. open B. to open C. opening D. opened
答案：C
mind 后接 doing19. The teacher came in, ____ by some students.
A. following B. followed C. follows D. to follow
答案：B
老师「被跟着」→ followed（伴随状语表被动）20. If it ____ tomorrow, we would stay home.
A. rains B. rained C. will rain D. had rained