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【单选题】
离子键的特点是( ).A.
没有方向性和饱和性
B.
没有方向性但有饱和性
C.
有饱和性和方向性
D.
有方向性但没有饱和性
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【单选题】The government __________ job it is to promote healthy eating is not doing enough to encourage parents to change their shopping and cooking habits.
A.
where
B.
which
C.
who
D.
whose
【简答题】Read passage B again and circle the best answer. 1 Who is the intended audience of this speech? a. Those who want Liz to help them apply for Harvard University. b. Those who have met difficulties and ...
【单选题】Working conditions for clothing workers in Bangladesh are very poor. If countries refuse to buy clothing from Bangladesh in order to encourage change, the effect is likely to be that _______________.
A.
firms will be forced to comply and workers will be better off.
B.
firms will refuse to comply, but workers will be better off.
C.
firms will try to comply and workers will be worse off.
D.
firms will try to comply and workers will be better off.
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