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【单选题】
设函数f（x）=xsinx，若 ，且f（x 1 ）＞f（x 2 ），则下列必定成立的是 [ ]A.
B.
x 1 ＜x 2
C.
x 1 ＞x 2
D.
x 1 +x 2 ＞0
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皮皮学刷刷变学霸
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【简答题】65Q = ( )H
【单选题】According to Lee, it was Ben’s carelessness that _______ the accident. But Ben _______ his wrong doing.
A.
led to; got the hang of
B.
caused; got away from
C.
accounted for; got away with
D.
resulted in; went away with
【简答题】This is a photo of Ben’s family. He has a big family. Look! Ben’s grandparents are on the sofa. They are workers. They are old, so they don’t work now. Ben’s father is a doctor. He works in a hospital...
【单选题】—What's your mother's name? —______. [ ]
A.
I'm Sue
B.
It's Ben
C.
Her name is Sue
D.
He is Ben
【多选题】Ben's father:
A.
went to the supermarket
B.
counted what he bought
C.
cooked for Ben’s mother
【单选题】What happened to Ben's mother?
A.
Ben's mother slipped and hit her head.
B.
Ben's mother was ill.
【单选题】Why did Ben's mom and Ben laugh into tears?
A.
Because Ben's mother asked his father to buy 5 items, but his father mistake(错把...当作) items for numbers.
B.
Beacuse it is intereting to see his father count numbers.
相关题目：
【单选题】—What's your mother's name? —______. [ ]
A.
I'm Sue
B.
It's Ben
C.
Her name is Sue
D.
He is Ben