单项选择题
A.so B.very C.quite D.too
There is ()“u” and ()“s” in the word use. A.a, a B.a, ...
单项选择题There is ()“u” and ()“s” in the word use.
A.a, a B.a, an C.an, an D.an, a
He couldn’t run () to catch the bus . A.fast enough B....
单项选择题He couldn’t run () to catch the bus .
A.fast enough B.quick enough C.enough fast D.enough quick