Chắc suất Đại học top - Giữ chỗ ngay!! ĐĂNG BÀI NGAY để cùng trao đổi với các thành viên siêu nhiệt tình & dễ thương trên diễn đàn.
1/ It is essential that pollution ____ and eventually ____.
a. must be controlled - must be eliminated
b. be controlled - be eliminated
c. control - eliminate
d. A & B
2/ Some of the stars are so far away that it is impossible ____ immediately was approved.
a. that we measure it
b. to us to measure
c. for us to measure them
d. that measures them
3/ The director recommended that all the staff ____ anyone outside the company during the training session.
a. do not contact
b. cannot contact
c. must not contact
d. not contact
a. must be controlled - must be eliminated
b. be controlled - be eliminated
c. control - eliminate
d. A & B
2/ Some of the stars are so far away that it is impossible ____ immediately was approved.
a. that we measure it
b. to us to measure
c. for us to measure them
d. that measures them
3/ The director recommended that all the staff ____ anyone outside the company during the training session.
a. do not contact
b. cannot contact
c. must not contact
d. not contact