木门窗玻璃为防止冬期施工底油灰冻结,可适当掺加一些()。
A、酒精
B、油膏
C、滑石粉
D、植物油
参考答案:A
Tom ________ two of his classmates ________ invited to the party.
A.as well as; was
B.as good as; were
C.and; have
D.as well; has been
—Tom! Look at the man in black over there. Can you tell me ________?
—Oh! He is my friend, Jim. [ ]
A. what he is
B. who he is
C. how he is