During the winter time, we sometimes get _____ six or seven tourist groups a week.
A. as little as
B. a great deal of
C. as few as
D. a number of
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Thousands of people （）from Greece every year to work in West Germany.
A. emigrate
B. leave
C. abandon
D. immigrate
It took me two hours to figure out how to do it.
A. guess
B. sum up
C. understand
D. summarize
宪法解释是解决宪法冲突的重要途径之一，但各国宪法解释机关有所不同，下列说法中错误的( )。
A. 由国家元首解释，如日本
B. 由立法机关解释，如我国和英国
C. 由司法机关解释，如美国
D. 由特设机关解释，如法国和德国
双向帮助，但不能共患难的合作阶段，根据塞尔曼的儿童友谊发展阶段，这时的儿童应该处于（）
A. 3～7岁
B. 4～9岁
C. 5～8岁
D. 6～12岁
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