问题

.It is said that the early European playing-cards ______for entertainment and education

A:were being designed
B:have designed
C:have been designed
D:were designed

正确答案是：

同类题型

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His wish to become a driver has ＿＿＿＿＿ true.

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Shegoes to work by boat.

Do you have the time — Sorry， I have no watch. — ____