33. Mr. Wang made up his mind to devote all he could ____ his oral English before going abroad.
| A．improve | B．to improving | C．improving | D．to improve |
They began to think about what use could be ________ such materials.
made up B. made from
C. made of D. made out
Mr. Brown is ________ a teacher to us, we look on him as our friend.
more than B. more or less C. less than D. no more
It is the third time that he ________ the first prize in the match.
| A．wins | B．has won | C．won | D．to win |
John asked his mom ________.
| A．where did she put his coat | B．where she put his coat |
| C．did she put his coat where | D．where was she putting his coat |
The bus hit the huge stone by the road heavily _________ he could stop it.
A. after B. before C since D. until