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【判断题】
使用萤石对炉渣有稀释作用，是因为萤石降低了炉渣的碱度。()A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】How can a country where teachers devote all their class hours to training students to take exams _____ to compete in the technology race with other countries.
A.
being expect
B.
expecting
C.
expected
D.
be expected
【单选题】In the advanced course of our training, students must take objective tests at monthly
A.
distance
B.
length
C.
gaps
D.
intervals
【单选题】How can a country where teachers devote all their class hours to training students to take exams _____ to compete in the technology race with other countries?
A.
expect
B.
expecting
C.
be expected
D.
being expected
【简答题】翻译:In universities students enroll for both training and education.
【判断题】In training students ’ speaking skills, features of natural speech should not be accepted.
A.
正确
B.
错误
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