石油一般以（）色为多。A、无 B、黑 C、淡黄色 D、黄褐色

The boy is often seen _______ basketball after school. [ ]

A. play

B. to play

C. to playing

D. played

曹魏时马钧改进的翻车是用于

A．交通运输

B．耕地播种

C．鼓风冶炼

D．农业灌溉

---When did the young man save you?

---January 1st,2000, the first day of the new century,_______ I can never forget.

A．when

B．which

C．that

D．where

市政道路及管线设计软件，属于计算机( )。

A．辅助教学

B．辅助管理

C．辅助制造

D．辅助设计

Man: When are we supposed to submit our project proposals, Jane
Woman: They’re due by the end of the week. We’ve only two days left. We’ll just have to hurry.
Question: What does the woman mean（）。

A. The deadline is drawing near.

B. She turned in the proposals today.

C. She can’t meet the deadline.

D. They are two days ahead of time.