（届重庆市南开中学高三1月月考英语试卷）
A ship in the harbor is safe，but that’s not __________ ships are built for．
| A．what | B．that | C．why | D．how |
35．The highest award was given to Anna, who_________so hard on the project for years, and at last her efforts paid off.
| A．has worked | B．worked | C．was working | D．had been working |
34．Take the lift to the eighth floor and turn right. You_______have any trouble finding my office.
| A．needn’t | B．mustn’t | C．don’t | D．shouldn’t |
33．The highway through the rain forest was completed in 1990, _________some animal species have died off.
| A．by when | B．since then | C．since when | D．by which time |
32．With so many trees and flowers_____about, our school campus looks like a beautiful garden.
| A．planted | B．to be planted | C．planting | D．being planted |
31．_________reasonable, the idea he to create a friendly environment attracted much public attention.
| A．Sounded; came about | B．Sounded; came across |
| C．Sounding; came up with | D．Sounding; came along |