常见的防火窗有()。
A.固定式防火窗
B.常闭式防火窗
C.活动式防火窗
D.常开式防火窗
E.半开式防火窗
参考答案:A, C
----Have you got any idea for the summer vacation?
----I don’t mind where we go________ there’s sun, sea and beach.
A.as if
B.as long as
C.now that
D.in order that
肝癌血行肝外转移最多见于
A.肾B.胰C.脑D.肺E.胃