【推荐1】They can _______ (交换) ideas after the party.

【推荐2】I can buy you lunch and you should fix my computer. Do you think that’s a fair e________?

【推荐3】The three _________ (交换) students in my class are from America.

【推荐1】—Have you h______ that Wang Qiang won a game yesterday?
—Yes, it’s a piece of good news.

【推荐2】The price of cotton has r______ a lot recently for the lack of water and soil.

【推荐3】I’m afraid I ________ (leave) my key at home. I can’t get into the office.

【推荐1】Complete the sentenced with the given words in their proper forms（用括号中所给单词的适当形式完成下列句子）
1. On Tree-planting Day we had a busy day in the park and returned in the ________.（dark）
2. How ________ the 2008 Disabled Olympics were!（success）
3. The old man made a ________ horse for his grandson.（wood）
4. I put my wallet on the table and it has ________.（appear）
5. The six Greek soldiers opened the secret door ________.（quiet）
6. There were 13 people at the party, ________ myself.（include）
7. No one who ignored the law can call themselves a good ________.（city）
8. The safe（保险箱）should be ________ locked before you leave.（secure）

【推荐2】She ________ (realize) she is wrong at this matter, so she feels very sorry.

【推荐3】The river smells bad. The villagers have p________ it with much litter.

【推荐2】It is reported that the situation was not better but ________. (bad)

【推荐3】Why ___________(be) the two boys late for school this morning?