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【判断题】
水中的气体交换是腮,皮肤和肺不交换气体。A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】The operate switch (locate) ______ behind the front door of the VCR switches the VCR on and off.
【简答题】下列句式属于A肯定句、B否定句、C常式句、D变式句，请将正确选项填入句后括号内
【单选题】_____ the front door _____, he had to enter the room through the back door.
A.
Seen; painted
B.
Seeing; painted
C.
Being seen; being painted
D.
Seeing; being painted
【简答题】Why do people paste the picture of the Door God on the front door?
【单选题】You may try the back door if nobody hears you at the front door.
A.
.knocks
B.
knocking
C.
to knock
D.
knocked
【简答题】Last Sunday the Greens went to the movies. They got home very late. Father opened the front door and went into the house. It was very dark, so mother turned on the light. On the way to their bedroom, ...
【简答题】Whether you come through the front door, or sail right up to the dock, you’ll enjoy this wonderful restaurant, where the fish and other seafood are fresh and truly a treasure.(翻译)
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