题目内容
He added the wood ______ the fire．
[ ]
A．to B．in
C．for D．on
He began to learn English ______ the age of five.
A．at B．about
C．on D．of
选择填空
He felt asleep, with the windows ________(opened/open)．
He aimed his gun ________(at/to)the lion and fired but missed it．
