【推荐1】按要求写出下列单词的正确形式
1. go (第三人称单数) ________
2. use (形容词) ________
3. mouth (复数) ________
4. interesting (反义词) ________
5. sell (名词) ________
6. pair (同音词) ________
7. here (反义词) ________
8. black (对应词) ________
9. twelve ________ (序数词)
10. [ˈhelθɪ] ________

【推荐2】English dictionaries are very ________ (use) to you when you study English.

【推荐3】This dictionary is old, but it is very ________(use) for us to learn English.

【推荐1】We were________(excite) about yesterday's football match.

【推荐2】It’s u________ to ask your brother to do all the housework, Bob. You should share it with him.

【推荐3】Mike is very _______. He doesn’t like talking in front of the class.