Sam often ______ TV with Bob. But yesterday he ______ TV with Ann.

1. Sam often ______ TV with Bob. But yesterday he ______ TV with Ann.

A. watch; watched B. watches; watched C. watching; watches

【考点】

一般现在时; 一般过去时;

【答案】

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单选题普通

1. The lovely bird often ____ in the tree, but it ____ beside the window yesterday.

A. sing;sang B. sang;sings C. sings;sang

单选题容易

2. I was too short then, so I ____ ride a bike.

A. can't B. won't C. couldn't

单选题容易

3. His alarm clock work.

A. isn't B. don't C. didn't

单选题容易