题目内容：

根据下列句子的汉语意思和英文提示，完成句子（每空一词，共10分）

1.小伙子们，请注意听！去那条河里游泳是危险的。

Boys, please _____ up! It’s dangerous _____ go swimming in that river

2.我妹妹基本没能理解你对她所说的话。

My little sister could hardly understand _______ you said ________ her.

3.别担心，有三个中国姑娘在照看她们。

Don’t worry. There _______ three Chinese girls __________ after them.

4.我宁愿去科学博物馆，而不愿去公园。

I’d like to go to the Science Museum ________ ________ go to the park.

5.昨天我在街上碰到了一个老朋友.

I ______ _______ one of my old friends in the street yesterday.