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【单选题】
Europe has achieved more in controlling the AIDS virus than Asia in the past ten years, _______the number of people infected with the virus is going up sharply.A.
when
B.
that
C.
so that
D.
where
E.
which
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【单选题】下列有关胃粘膜细胞的描述哪项是错误的:( )
A.
壁细胞只分泌盐酸
B.
贲门腺和幽门腺细胞分泌粘液
C.
主细胞分泌胃蛋白酶原
D.
肥大样细胞分泌组织胺
E.
D细胞分泌生长抑素
【单选题】Although Mr. Green's style. is more approachable than his predecessor's, close observers reckon his ______is just as strong.
A.
textile
B.
substance
C.
material
D.
particle
【简答题】方式用来在系统键盘上输入一段程序,然后按下循环启动键来执行该段程序。
【单选题】Mr. Green _____ for more than ten years.
A.
died
B.
has died
C.
is dying
D.
has been dead
【单选题】—How long have Mr. and Mrs. Green ______? —For more than thirty years. [ ]
A.
married
B.
had married
C.
marry
D.
been married
【单选题】Rather than ____his car on the busy road, Mr. Green always prefers____ his bike.
A.
drive; to ride
B.
driving; ride
C.
to drive; riding
D.
to drive; ride
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