请根据句意从方框中选择合适的单词，并用其适当形式填空，使句子通顺。

gentle  welcome    please   I    dentist

1.Mary accepted the      suggestion. She decided to remove the bad tooth later.

2.It’s a      experience to do the project with you.

3.—How can you speak such perfect English!

—I teach      on the Internet.

4.You’re      if you always say bad words about your friends.

5.The zookeeper told us to walk      and not to frighten the birds.

用所给词的适当形式填空(10分)

1.The meat smells ____________(terrible). Throw it away.

2. While Daniel ___________ (make) a snowball, he fell over.

3.__________ (luck), his car broke down on his way to Shanghai.

4.Tigers are __________ (danger) animals, we should protect them as much as possible.

5.The zookeeper told us ___________(not frighten) the birds.

6. Do you know the ___________(weigh) of the box?

7. My mother ____________ (mop) the floor at this time yesterday.

8. She is very sad because of the _________ (lose)of her lovely dog.

9.After walking for a long time, they felt much _________(thirsty).

10.Do you like to watch the _______ (feed) of animals with me this morning?

请根据句意从方框中选择合适的单词，并用其适当形式填空，使句子通顺。
gentle  welcome    please   I    dentist
【小题1】Mary accepted the      suggestion. She decided to remove the bad tooth later.
【小题2】It’s a      experience to do the project with you.
【小题3】—How can you speak such perfect English!
—I teach      on the Internet.
【小题4】You’re      if you always say bad words about your friends.
【小题5】The zookeeper told us to walk      and not to frighten the birds.