THEY WILL CERTAINLY COME ... THEM. A. WHEN CALLING B. IF YOU CAL...

898. - 1000 CAU TRAC NGHIEM TIENG ANH ON THI THPT QUOC GIA CO DAP AN
1000 CAU TRAC NGHIEM TIENG ANH ON THI THPT QUOC GIA CO DAP AN

898. They will certainly come ... them.

A. when calling

B. if you call C. if being called

D. if you called