咬下唇可形成 ()
A.前牙反
B.拥挤
C.上前牙前突
D.前牙深覆盖
E.下前牙前突
参考答案:B, C, D
—Don’t you feel surprised to see Bruce at the meeting ?
—No. I really didn’t think _____________ here .
A.he has been
B.he had been
C.he would be
D.he would have
In China, it is believed that spring is a season ______people often feel sleepier.
A.that
B.which
C.as
D.when