If I free tonight I'll go to the cinema with you.A. amB. wasC. will beD. be

问题补充：

If I free tonight, Ill go to the cinema with you.

A. am

B. was

C. will be

D. be

答案：

(答案→)A. am

B. was

C. will be

D. be

解析：当主句是将来时时,以if引导的条件状语从句中的谓语,应用一般现在时表示“将来”.