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【单选题】
以下说法错误的是( D )A.
在北方地区种相同面积的紫花苜蓿比种小麦多产 4.7 倍的干物质、 8 倍的蛋白质。
B.
在北方地区种植青贮饲料的玉米产量比种植粮食作物的玉米产量增加 4 倍。
C.
在北方地区种植青贮饲料的玉米蛋白质比种植粮食作物的玉米蛋白质增加 2 倍。
D.
在北方地区种植粮食作物的玉米胡萝卜素比种植青贮饲料的玉米胡萝卜素增加 30 倍。
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举一反三
【单选题】He is _____ with anger. I don’t know what’s the reason.
A.
boiled
B.
boiling
C.
to boil
D.
Boil
【单选题】Is this the reason _____ in the report for her success in the job ?
A.
she explained
B.
what she explained
C.
how she explained
D.
why she explained
【单选题】The reason __________ she gave for not finishing the homework is that she was ill.
A.
why
B.
what
C.
that
D.
for
【单选题】The reason why Daisy eats so little is that she is _________ a diet and she is trying to _______
A.
27. The reason why Daisy eats so little is that she is _________ a diet and she is trying to _______ weight. A．on; put on
B.
on; lose
C.
in; reduce
D.
in; put down
【单选题】. The reason why I have to go is _____ if I don’t.
A.
that she will be disappointed
B.
because she will be disappointed
C.
because of her being disappointed
D.
that she will be disappointing
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【单选题】He is _____ with anger. I don’t know what’s the reason.
A.
boiled
B.
boiling
C.
to boil
D.
Boil