You________ the work better, but you didn’t put more efforts to it.
| A．must have done | B．can have done | C．should have | D．could have done |
I remember _______ the key in the box under the bed, but it’s not there!
| A．putting | B．to put | C．put | D．being put |
Can you tell me ______ to join the army?
| A．how does a person have to be old | B．how old does a person have to be |
| C．how old a person has to be | D．how a person has to be |
–What did you think of the place?
--- I didn’t care for it at ____first, but after ____ time I got to like it.
| A．/; a | B．the; a | C．a; the | D．/; the |
-- _________.
--- Thank you. I certainly will.
| A．Happy birthday to you. | B．let me help you with your maths |
| C．Don’t forget to post the letter | D．Please remember me to your family. |
– Why ask me to take that early bus?
--- Because that bus _______ the 9:30 train at Boston .
| A．joins to | B．joins up | C．unites with | D．connects with |