Jeremy Lin is the first Chinese-American

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问题选择题

Jeremy Lin is the first Chinese-American basketball _____ in the NBA. He is a little different from

Yao Ming. [ ]

A. dancer

B. player

C. watcher

答案

答案：B

选择题

—The volunteers are doing a great job in Yushu.

—Yes. They are helping the people ________ are suffering from the earthquake. [ ]

A. which

B. what

C. /

D. who

单项选择题

两个黄色圆粒豌豆品种进行杂交，得到6000粒种子均为黄色，但有1500粒为皱粒。两个杂交亲本的基因组合可能为（）

A.YYRR×YYRr

B.YyRr×YyRr

C.YyRR×YYRr

D.YYRr×YyRr