—What are the elephants doing?
—They are ________. [ ]
A. walk
B. dance
C. drinking
答案:C
大型基坑初期排水的排水时间可采用( )。
A.1~3d
B.3~5d
C.5~7d
D.7~9d
根据汉语提示完成句子。
1. 你通常什么时候上床睡觉?
What _______ _______ you _______ _______ to bed?
2. 你弟弟经常什么时候吃早餐?
_______ _______ your brother _______ breakfast?
3. 她通常8点钟上学。
She _______ _______ to school _______ eight o'clock.
4. —几点了?
—8:30.
—What _______ _______ _______ ?
—It's eight thirty。
5. 我妈妈每天工作很长时间。
My mother _______ very _______ _______ every day.