I _________ carry these bags. Please _________ you help me?
A.can/ can’t
B.can’t/can’t
C. can’t/can
D. can/can
Đáp án đúng: C
Dịch: Tớ không thể cầm cái cặp này. Bạn có thể giúp tớ không?
You _________ watch TV as long as you like. You need to do your homework.
We _________ see the moon right now because it is behind the clouds.
You _________ use my computer right now. I need it to do some work.