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【多选题】
沉积岩中的哪些矿物可以导致岩石呈现绿色?A.
石膏
B.
海绿石
C.
石英
D.
鲕绿泥石
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反馈参考答案：
举一反三
【单选题】—— Is he still working? ——Yes,he ____ now and he _____ yet.
A.
is still working; hasn’t finished
B.
Works; doesn’t finish
【简答题】临床常见的I型超敏反应性疾病有：__________；__________；__________；__________。
【单选题】When the author says robots are still pretty dumb, he means______.
A.
robots have not yet possessed sense of touch
B.
robots still cannot read
C.
there are still many things robots cannot do
D.
humans are no match for robots
【单选题】Though he spent much time on the last maths problem，yet he still couldn’t__________it．
A.
solve
B.
count
C.
reflect
D.
determine
【判断题】As Mary's violin was old and wothless, she sold it only for seven dollars.
A.
正确
B.
错误
【判断题】As Mary's violin was old and worthless, she sold it only for seven dollars
A.
正确
B.
错误
【简答题】Is he still working? Yes, he_________( still work ) now and he ________ ( not finish) yet.
【简答题】临床上常见的I型超敏反应性疾病有______、______、______、______和______。
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