【判断题】【消耗次数：1】
大气污染物如果长期作用与机体，就会损害体内遗传物质，但不会引起基因突变。
①
正确
②
错误
参考答案：
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相关题目
【多选题】
大气污染物排放总量控制和核定制度的实施步骤正确的是
①
确定总最控制区
②
确定重点污染物
③
确定主要大气污染物排放总量
④
实施排污权交易
⑤
分配主要大气污染物排放总量
随机题目
【单选题】
If the building project __________ by the end of this month is delayed, the construction company will be fine@@
①
being completed
②
is completed
③
to be completed
④
completed
【单选题】
Between 1974 and 1997, the number of overseas vistors expanded_______27%.
①
by
②
for
③
to
④
in
【单选题】
That man alone over there – who is he?
①
He is a student
②
He is Doctor Took
③
A driver, I suppose
④
He’s drunk
【单选题】
Monday Tuesday is OK. I will be free then.
①
Either;or
②
Neither;nor
③
So; that
④
Both; and
【单选题】
Jean did not have time to go to the concert last night because she was busy __________ for her examination.
①
to prepare
②
to be prepared
③
preparing
④
being prepared
【单选题】
The adviser recommended that Mary _____ the training program as soon as possible.
①
started
②
starts
③
start
④
would start
【单选题】
The computer doesn’t work well, so something _________ wrong.
①
can have gone
②
should have gone
③
must have gone
④
ought to have gone
【单选题】
He made a mistake, but then he corrected the situation it got worse.
①
until
②
when
③
before
④
as
【单选题】
Please help yourself to the fish.
①
Thanks, but fish doesn’t agree with me
②
Sorry, I can’t help
③
I don’t like fish
④
No, I can’t
【单选题】
The reason _________ I am writing this letter is to tell you about the meeting on Saturday.
①
because
②
why
③
for
④
as