A．calls forB．calls outC．calls uponD．calls up
A. calls for
B. calls out
C. calls upon
D. calls up
查看答案
【B1】
A. since
B. unless
C. as
D. because
【B14】
A. mission
B. research
C. action
D. task
______ enough time and money, the scientists would have been able to discover more in this
A. Giving
B. To give
C. Given
D. Being given
According to the man, what kind of diet should he follow？
A very restrictive diet eating only salads.
B. A moderate diet with no sugar.
C. A very mild diet with lots of sweets.
D. A strict diet eating one meal a day.
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