问题

t eggs, _____ them in a bowl ofwater: if they float they’re bad, if they sink they’re good.

A:put
B:Putting
C:to put
D:to be putting

正确答案是：

同类题型

Wu Li will help with the housework ____ he gets home after school

Zhengzhou will be more and moreconvenient when Zhengzhou Subway_____ in two years.

下列各句中，表达得体的一句是

Look, the lights in the room don’t . Someone must forget .

I can’t understand you. Would you speak________