could有关试题答案解析

考点：情态动词can/can’t用法

题型：单项选择-四个选项 | 难度：较易

1 . —Could you go camping with me on Phoenix Island?
—Sorry, I ________. I have lots of work to do.

A．can’t

B．may not

C．couldn’t

D．needn’t

考点：礼貌请求句型;情态动词用法

题型：单项选择-四个选项 | 难度：适中

2 . —________ you please make your bed, Julia?
—Yes, sure.

A．Must

B．Need

C．Could

D．Should

考点：情态动词的用法，尤其是 'Could' 的礼貌请求用法

题型：单项选择-四个选项 | 难度：适中

3 . — ________ you help to wash the car?
—Sorry, Dad. I’m doing my homework.

A．Must

B．Could

C．Might

D．Should

考点：情态动词的使用，表示能力或许可

题型：单项选择-四个选项 | 难度：较易

4 . — _________you go skating with me this Saturday, Mary?
— I’m afraid I _________. I’ll help my old neighbor fix his washing machine that day.

A．Could; couldn't

B．Could; can

C．Can; can’t

D．Can; could