________ study harder, or you can't catch up with the others in your class.
A: Do
B: Doing
C: Did
D: Be
A: Do
B: Doing
C: Did
D: Be
举一反三
- If you study harder, you will catch ______ the others in the class. A: up B: up with C: up of D: to
- You should study harder so that you can {catch up with} your classmates. A: 摆脱 B: 跟踪 C: 赶上 D: 抓住
- Only in this way _______catch up with your brothers. A: do you can B: can you C: you can D: you do can
- _________ hard and you will catch up with your classmates. A: Studies B: To study C: Studying D: Study
- If the work doesn't seem worth doing, you should______. A: give it up B: tell others to do it C: stop in the middle D: perform it carefully