-When did you come back to Enshi?
-____the aftemoon of May lst.
A．On B．At C．In
Betty arrives _______ London _______ the morning of June 1st.
| A．at ; in | B．at ; on | C．in ; in | D．in ; on |
_____bedroom is very big.
| A．Tom and Tony | B．Tom’s and Tony’s |
| C．Tom’s and Tony | D．Tom and Tony’s |
Most people _______when the big earthquake took place in that area.
| A．are sleeping | B．were sleeping |
| C．slept | D．sleep |
I have his address, so I did not have any ________ his house.
A. difficulty finding out B. difficulty finding C. difficulty looking for
Jack spends much money on books ________ he is not so rich.
| A．though | B．when | C．if | D．because |