_广西成考网

While ____ along the shore, I found a lot of sea shells.

• A、walk
• B、walking
• C、to walk
• D、walked

Writing: For this part, you are supposed to write an e-mail in about 100 - 120 words based on the following situation. Remember to write it clearly.

你(Li Yuan)下周一因为要去参加演讲比赛，不能上外教(Prof.Smith)的写作课。请给他写一封e-mail，内容包括:

·请假并表示歉意；

·解释不能上课的原因，如比赛的重要性；

·承诺会自学所缺内容并按时交作业；

·祝他偷快。

Pets____constant care are not suitable for people with little spare time.

• A、require
• B、requiring
• C、required
• D、to require