—Excuse me, how much are the red socks?—____ three dollars.

1. —Excuse me, how much are the red socks?

—____ three dollars.

A. They're B. They C. It D. It's

【考点】

主格人称代词; 系动词be; 主（系）表（SP）;

【答案】

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单选题普通

1. —Who are they?

—____are my parents.

A. It B. She C. Them D. They

单选题容易

2. —Are Bob and Grace your friends?

—Yes,____are.

A. she B. he C. they D. are

单选题容易

3. Kate has two cousins. ____ are Sally and Frank.

A. This B. That C. They D. You

单选题容易