—What you on the weekend ? —I read books.[ ]
A. do, do
B. does, do
C. are, do
答案:A
—— What do you think made the girl so glad?
—— _____ a beautiful necklace.
A.As she received
B.Receiving
C.Received
D.Because of receiving
按照参加分工的各国经济发展水平,国际分工类型有()。
A.垂直型国际分工
B.水平型国际分工
C.混合型国际分工
D.农业国际分工
E.工业国际分工