50. Jane ____ to Hanoi three times this year. A. has been B. have been 9 C. went D. has gone Phân biệt has been và has gone - Has been: đi và đã trở về - Has gone: đi mà chưa về.

JANE ____ TO HANOI THREE TIMES THIS YEAR. A. HAS BEEN B. HAVE BEEN...

DE THI TIENG ANH CONG CHUC QUANG NGAI 2017 CO DAP AN VA GIAI THICH CHI TIET FULL 3 PHAN

50.

Jane ____ to Hanoi three times this year.

A. has been B. have been

C. went D. has gone

Phân biệt has been và has gone

- Has been: đi và đã trở về

- Has gone: đi mà chưa về.