问题

What’s the matter with you—____ the window, my finger was cut unexpectedly.

A:Cleaning
B:To clean
C:Whilecleaning
D:While I wascleaning

正确答案是：

同类题型

. Jim has _______ friends here, so he often stays at home and feels lonely.

Many people in that area are so poor that they can’t ______ to go to hospital.

Nowadays ______idea is always flashing across his mind that he should fix______timefor another trip with his family.

This pair of shoes doesn’t look good, but that pair is ____ better, I think

This is ____ _mother, and ____ _name is Mary.