IT’S NOT WORTH ______ TO HIM. HE NEVER ANSWERS LE TTERS. A. WRITE...

143. - DAP AN TIENG ANH CONG CHUC QUANG NGAI 2017
DAP AN TIENG ANH CONG CHUC QUANG NGAI 2017

143. It’s not worth ______ to him. He never answers le tters.

A. write B. to write

C. written D. writing

(it worth + V-ing)