Question

根据句意和汉语注释，写出单词的正确形式。

1.As we know, oil always __________ (漂浮) on water.

2.He __________ (点头) to me in greeting when I entered the room.

3.We are very __________ (自豪) that a pupil from our school has won the prize.

4.They all hurried __________ (往楼上) to see what was going on.

5.There was __________ (沉默) for a moment and then someone made a useful suggestion.

 

Answer 1

【答案】

1.floats

2.nodded

3.proud

4.upstairs

5.silence

【解析】略