We should _______ hard.
A: to work
B: work
C: works
D: working
A: to work
B: work
C: works
D: working
举一反三
- I will ________ hard. A: work B: works C: working D: worked
- He should （ ） hard . A: working B: work C: to work
- You should work hard. Then, you can pass the exam.=You should work hard so that ____the exam.
- In order to achieve the desired results in the experiment, it is necessary that she ______ as possible. A: work as hard B: works as hard C: would work as hard D: should work hardly
- He ____English. A: works hard for B: hard work for C: works hard at D: hard work at