To make up an objective test, the teacher writes a series of questions, ______ has only one correct answer.
A. some of which
B. each of which
C. which
D. that
查看答案
______ halfway through the experiment, there was a power failure and the teacher told us to stop.
A. When we were only
Being only
C. When only
D. Having been
马克思说:“搬运夫和哲学家之间的原始差别要比家犬和猎犬之间的差别小得多。他们之间的鸿沟是分工造成的”。这表明人的才能
A. 与人的先天生理素质没有关系
B. 主要来源于后天的实践
C. 取决于主观努力的程度
D. 是由人的社会政治地位决定的
(), I would not refuse his invitation.
A. WereIyou
B. IfIshouldbeyou
C. IfIwasyou
D. IfIhadbeenyou
But for water, people ______ not live on the earth.
A. can
B. will be able to
C. make
D. could