题目
A. unlikely
B. unfriendly
C. forbidden
D. vulnerable
第1题
Many scientists have been probing psychological problems.
A.solving
B.exploring
C.settling
D.handling
第2题
第3题
Scientists have made great contributions()development of our human beings.
A. to
B. on
C. with
第5题
Even talented scientists have no way to precisely forecast the future. (英译汉)
第6题
A.announced
B.appeared
C.appealed
D.approached
第7题
A.With
B.Under
C.On
D.By
第8题
Scientists have done countless experiments to show that praise is far ______ (effective) than criticism in improving human behavior.
第9题
第10题
A.with
B.on
C.to
第11题
A.cure
B.treat
C.deal with
D.get rid of
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