《史记》记载：“于蜀，蜀守冰凿离碓(即堆)，……穿二江成都之中。”该材料描述的是我国战国时期著名的水利工程——都汀堰。

判断对错

While traveling in a strange place, you'd better ___ the local people and follow their customs (习俗).

A. watch

B. change

C. control

D. teach

A woman stood __ the window, watching the children playing games in the garden.

A. past

B. through

C. across

D. by

I’ve read through this book several times, but I will read it __ so as to get better understanding.

A. more bravely

B. less easily

C. less confidently

D. more carefully

—______, there must be life on other planets though none has been discovered.

—I agree with you. The universe is so large after all.

A. To my surprise

B. To be honest

C. In my opinion

D. Again and again

Many people like reading newspapers __ they can learn what's happening in the world.

A. so that

B. ever since

C. as soon as

D. even though