保持二氧化碳化学性质的微粒是 [ ] A.二氧化碳分子 B.氧气分子 C.碳、氧

题型:选择题

问题:

保持二氧化碳化学性质的微粒是 [ ]

A.二氧化碳分子

B.氧气分子

C.碳、氧元素

D.碳原子和氧原子

考点:分子的定义
题型:选择题

—How much did your new car ____ you?

—¥800 000.  [ ]

A. spend

B. pay

C. cost

D. take

题型:选择题

下列各项中不属于甲减的临床表现的是()

A.记忆力减退,反应迟钝

B.畏寒

C.面色苍白,皮肤干燥发凉

D.食欲亢进、体重减轻

E.声音嘶哑、低沉

题型:选择题

全面结算会员期货公司调整非结算会员结算准备金最低余额的,应当在( )结算前向期货交易所和期货保证金安全存管监控机构报告。

A.第5个工作日
B.第3个工作日
C.第2个工作日
D.当日

题型:选择题

恶性肿瘤的发生发展过程包括()、()及()。

题型:选择题

1 There are many arguments for and against television.

The poor quality of its program is often criticized and TV

commercials are also boring. So television is undoubtedly 1.__________

a great comfort to many lonely and elderly people.

2 The manager of a large office building had received

many complains about elevator service in the building,

but he engaged a group of engineers to study the situation 2.__________

and make recommendation for improvement.

3 We asked a lady, who replied that she thought

you could tell a well-mannered person by the way

they occupied the space around them——for example,

when such a person walks down a street he or she is

constantly unaware of others. Such people never 3.__________

bump into other people.

4 Until the very latest moment of his existence,

man has been bound the planet on which he

originated and developed. Now he has the capability

to leave that planet and move out into the universe to

those worlds which he has known previously only directly. 4.__________

5 One major decision which faces the American

students ready to begin higher education is the

choice of attending a large university or a small

college. The large university provides a wide range of

specialized departments as well as numerous courses

within such departments. The small college, therefore, 5.__________

generally provides a limited number of courses

and specializations but offers a better student-faculty

ratio, thus permitting individualized attention to students.

6 Music the Johnny has learned to appreciate as

unpleasant is just dull noise to Jimmy——and quite 6.__________

possible, vice versa.

7 We are learning, finally, that silence is a natural

resource and must be protected by law. It appears

that we all find company in sound, if we all 7.__________

demand a little quiet from time to time.

8 The farmer aroused at down or before it and

had much work to do, with his own muscles as his

chief source of power. He used axes, spades and 8.__________

other complicated tools.

9 Whether women who have started a career

will attain pay equality with men rests on at least

two factors. First, will most of them continue

part-time at their jobs after they have children? A 9.__________

break in their employment, or a decision to work

part-time, will slow their raises and promotions as

it would for men.

10 Whether true or not, the story illustrates the

problem with idioms. They are almost possible to 10.__________

understand from the meanings of the individual

words. And with English idioms, even the same

words may have different meanings.

在7处填写改错内容。

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