I would really like to join you on a skiing trip but I can't do it until I________ my thesis.
Đáp án C
Ở đây phải chia ở thì hiện tại. Thích hợp nhất phải là thì hiện tại đơn, nhưng ở đây đáp án đúng nhất trong 4 câu là thì hiện tại hoàn thành
Ann's encouraging words gave me _________ to undertake the demanding task once again.
The local people insisted that the road_________50 cm more so that, in case of flood, they still can travel on it.
He did not share his secrets with other people but he ________in her.
The girl __________ design had been chosen stepped to the platform to receive the award.
My boss's plane___________at 10:15 tomorrow morning, but I cannot pick him up.