25. – we take a rest? I can’t go any further.– You be tired — we’ve only walked for 20 m

问题补充：

25. – we take a rest? I can’t go any further.

– You be tired — we’ve only walked for 20 minutes!

A. May; mustn’t

B. Shall; can’t

C. Can; may not

D. Should; wouldn’t

答案：

A. May; mustn’t

(答案→)B. Shall; can’t

C. Can; may not

D. Should; wouldn’t

解析：可联系答.案.网客服索取。