把100克糖的14放入200克水中，糖占糖水的（） A．14 B．110 C．19_爱下问搜题

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问题选择题

把100克糖的

1

4

放入200克水中，糖占糖水的（　　）

A．

1

4

B．

1

10

C．

1

9

答案

100×

1

4

=25（克）；

25÷（200+25），

=25÷225，

=

1

9

；

答：糖占糖水的

1

9

．

故选：C．

完形填空

完形填空。

     I'm always busy with my work. I remember that I don't    1     a vacation for a long time. One day,
my cousin     2    me and said, "Hey, Eddie. Let's go to Montreal (蒙特利尔) for our vacation! You
are always     3   ."
     That really hit (让……心动) me. He was right. I'm      4   and stressed out, so I decide to take a
short vacation. I'm    5    three days putting my work in order (整理工作). We are staying in Montreal
      6   eight days. I think I'm feeling      7   in Montreal. I know it is great    8   the Internet. The people
there are friendly    9   the weather is nice. We are having a good time. We are going    10 every day.
I learned   11 to swim last year. We are eating delicious local (当地的)    12 . We are playing soccer
once or twice every    13 . Every night is going to be nice. I am    14   making many friends there.
        15   eight happy days in Montreal, we're getting back to Toronto.

(    )1.   A. find
(    )2.   A. heard
(    )3.   A. studying
(    )4.   A. tired
(    )5.   A. taking
(    )6.   A. in
(    )7.   A. bad
(    )8.   A. at
(    )9.   A. and
(    )10. A. hiking
(    )11. A. what
(    )12. A. habits
(    )13. A. day
(    )14. A. too
(    )15. A. Before

B. play
B. tried
B. crying
B. sad
B. spending
B. on
B. weak
B. of
B. but
B. swimming
B. how
B. health
B. week
B. only
B. Until

C. bring
C. had
C. working
C. relaxed
C. resting
C. for
C. well
C. in
C. if
C. camping
C. when
C. grades
C. month
C. also
C. After

D. take
D. visited
D. sleeping
D. happy
D. paying
D. with
D. angry
D. from
D. so
D. shopping
D. why
D. food
D. year
D. really
D. During

填空题

知当x→0时，

-1与cosx-1是等价无穷小，则常数a=______．