Question

用介、副词填空（为什么填这个？）

I don't know what happend(to) her.
We will set(out) early tomorrow morning.
Yesterday he was caught(in) the rain and he was caught a bad cold
(On) leaving the house, it began to rain.
He flew(to) New York last month.
He will leave Beijing(for) Shanghai tomorrow.
He didn't know why he was wanted (by) the police.
He walked (past) me without greeting.
He piched(up) Japannese when he was in Japan.
When he was a boy (of)twelve,he became interested (in) physics

Answer 1

1 happen to sb 固定搭配，发生在某人身上
2 set out固定搭配，动身，出发
3. be caught in...表示遭遇。。。遇到。。。也是固定搭配
4. on+doing。。。表示，一。。。就。。。
5. flew是fly的过去时, fly to+地点，表示坐飞机去某地
6. leave A地 for B地 表示离开A地前往B地
7. by。。。引出被某人
8. past是介词，和动词搭配，表示。。经过，比如drive past....开车经过某地
9. pick up固定搭配，学会。。。
10. a boy of12 一个12岁的男孩儿。

Answer 2

sth happen to sb .某事发生在某人身上
set out 出发
in the rain 在雨下
on doing sth ---，一---就。一离开房子，天就开始下雨。
fly to sp .飞往某地
leave sp for sp .离开某地，前往某地。他明天要离开北京，前往上海。
be wanted by sb.被某人通缉
walk past sb .从某人身旁走过
pick up sth无意中学到某事。他在日本时无意间学到日语
sb of + 年龄。 ---岁的人
be interested in sth 对---感兴趣

Answer 3

1,happened to 的用法2，……3^4^5leave离开6，by+动作执行者（被动）
只会这些了^_^