They considered ______ a computer, which was considered ________ a great help in their work.
A.to buy; to be |
B.buying; being |
C.to buy; being |
D.buying; to be |
Several weeks had gone by _______ I knew the painting was missing.
A.as |
B.since |
C.until |
D.before |
Mr. Alexander doesn’t just write for fun; _______, writing is his bread and butter.
A.at last |
B.in fact |
C.in a word |
D.as a result |
He sent me an e-mail, ________ to get further information.
A.hoped |
B.to hope |
C.hoping |
D.hope |
---Mr. Smith must know a lot about Chinese history.
---________. He has studied it for years.
A.So he does |
B.So does he |
C.So he must |
D.Yes, he must |
While watching television, ________.
A.the doorbell rang |
B.the doorbell was rung |
C.we heard the doorbell ring |
D.we heard the doorbell rings |