I______a great deal______I came to England.
A. have learned; before
B. have learned; since
C. learned; since
D. learn; after
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I______this crossword puzzle for the last hour, but I______half of it yet.
A. am doing; haven’t finished
B. have been doing; haven’t finished
C. did; didn’t finish
D. had done; didn’t finish
各地民俗风情、服饰与语言、交通工具、人种与肤色、四大洲五大洋、不同的国旗下环保与卫生等属于（ ）。
A. 文化区
B. 建构区
C. 装扮区
D. 大运动区
颜料、蜡笔、橡皮泥、剪刀、纸张等材料应该投放到( )。
A. 美工区
B. 图书区
C. 沙水区
D. 建构区
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