几道英语题 谁能告诉我Why

题目

几道英语题 谁能告诉我Why
1.The population of that country has _________doubled in the past few years
A as great as B as many as C more than D larger than 答案C
2.The development of science and technology makes it possible to bring distant people _____each other by telephone.
A connect with B join to C keep touch with D into touch with 答案D
3.He used to speak to an audience and _________with attention
A was always listened to B was always listened C always listened to D always was listened to 答案A
We have already discovered that there are many kinds of metals, _____its special properties
A each having B having C which has D every one has 答案A
4.

答案

1 超过
2 bring.into
3 被动
4主语要一致