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【单选题】
下列不能口服的头孢菌素类药物是
A.
头孢氨苄
B.
头饱拉定
C.
头孢羟氨苄
D.
头孢哌酮
E.
以上都不是
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【单选题】He usually goes shopping ______ Sunday. [     ]
A.
in
B.
on
C.
at
D.
to
【单选题】-What ___he usually ___after school? -He usually goes swimming in the river.
A.
does,do
B.
is, doing
C.
are,doing
【单选题】He says he usually goes to travel train.
A.
by
B.
on
C.
with
D.
in
【单选题】按起作用的转速范围不同,调速器可分为 ‍和全程式调速器。
A.
离心式调速器
B.
两极式调速器
C.
电子式调速器
D.
液压式调速器
【单选题】下列属于汽车按调速器起作用的转速范围不同进行分类的是
A.
机械式
B.
气动式
C.
机械气动复合式
D.
两极式
【单选题】He usually goes to beijing by ().
A.
an air
B.
air
C.
the air
D.
airing
【单选题】He usually goes to school by bus,  but he______ the bus yesterday. [     ]
A.
didn't took
B.
didn't take
C.
not took
D.
took
【单选题】进行建削作业时,正确的做法是( )。
A.
可用嘴轻吹锉削屑
B.
不能用嘴吹锉削屑
C.
可用受试模表面的光滑程度
D.
可用嘴轻吹锉削屑不能用嘴吹锉削屑可用手试摸表面的光滑程度都正确
【单选题】He goes to church every Sunday. church he usually goes to has seats for over thousand.
A.
a…The…the…a
B.
/…The…/…a
C.
the…The…the...a
D.
/…The…the…a
【简答题】按调速器起作用的范围不同分为
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