用所给单词的适当形式填空。
1. I’m very glad _______(see) my old friend.
2. Thanks for _______ (help) me with my English.
3. Here is a letter of (invite) for you.
4. Don’t refuse _______(accept) my gift.
5. He le
ft the room without ________(say) a word.
答案
1. to see glad to do sth.“很高兴做某事”，为固定搭配。
2. helping 考查“Thanks for +v.-ing”的用法。
3. invitation a letter of invitation一封邀请信。
4. to accept refuse to do sth.“拒绝做某事”，为固定搭配。
5. saying without为介词，其后跟名词、代词、动名词。
