单项选择题

在进行月季扦插繁殖时,常选用带芽的插枝,这是因为

A.芽能产生生长素,促进生根

B.芽能生出大量的叶和花

C.芽能产生生长素,促茎生长

D.芽能产生生长素,抑制生根

A.B.C.D.
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单项选择题

完形填空阅读下面短文,从短文后所给各题的四个选项(A、B、C、D)中选出能填入相应空白处的最佳选项,并在答题卡上将该项涂黑。
In its home country of Germany, the hot dog was called the frankfurter. It was named __16__ Frankfurt, a German city.
Frankfurters were first __17__ in the United States in __18__. Americans called frankfurters “dachshund sausages” (达克思香肠).A dachshund is a dog from Germany __19__ a very long body and short legs. Dachshund sausages first 20 popular in New York, __21__ at baseball games. At games they were sold by men __22__ kept them __23__ in hot-water tanks.
As the men walked __24__ the rows of people, they yelled, “Get your dachshund sausages! Get your hot dachshund sausages!
“People got the sausages on 25, a special bread. 26 in 1906 a newspaper cartoonist __27__ Tad Dorgan went to a baseball game. __28__ he saw the men with the dachshund sausages, he got an idea __29__ a cartoon. The next day at the newspaper office he __30__ a bun with a dachshund inside--31 a dachshund sausage, 32 a dachshund. Dorgan __33__ how to spell dachshund. Under the cartoon, he wrote “Get your hot dogs!”
The cartoon was a sensation (轰动), and __34__. If you go to a baseball game today, you can still see sellers walking __35__ with hot-water tanks. As they walk up and down the rows they yell.
“Get your hot dogs here! Get your hot dogs!”
第16题:
[A] with
[B] after
[C] by
[D] of

A.
Frankfurters
B.A
C.
As
D.
“Get
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