Question

I tried to call you____ I heard from him,but you were not in.

a.since b.while c.until d.as soon as

为什么答案选D

Work hard,_____you may catch up with your classmates soon.
a.or b.but c.and d.yet

为什么选C

I was drawing a horse_____the teacher came in.
a.while b.as c.when d.the moment
为什么选C

Answer 1

1 d=赶快，尽快
这一题就是以从他那里知道了~ 我就马上打给你了，可是你不在
2 a=或者
B= 但是 c=和 d=但是
3 a=同时
b=也是同时
C=当
d= 一瞬间