填空题

Two-thirds of the earth’s surface (be)（）covered with water.

【参考答案】

is

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热门试题

填空题

The boy pretended (sleep)（）when the father came in.

单项选择题

A．Liz doesn’t know them well.
B．The man should phone Liz.
C．She will phone Liz if he doesn’t.
D．She doesn’t know Liz’s phone number.