1 . In another letter, Father Christmas ________ (抱怨) about how he could not stop his helpers playing games with toys. (根据汉语提示单词拼写)

2 . Every plant can ___________ (联系起来) by the amazing system of communication.(根据汉语提示单词拼写)

3 . ________ (比较)with the second report, the first is more detailed. (根据汉语提示单词拼写)

4 . People are_____(confuse) about all the different labels on food these days. (所给词的适当形式填空)

5 . Sometimes your ________(好奇心) will make things worse. (根据汉语提示拼写单词)

6 . They say they would like to ________(捐献；贡献) more to charity. (根据汉语提示拼写单词)

7 . Smiles can c_______ one’s joy and satisfaction. (根据首字母单词拼写)

8 . If you have problems, you can consult Mr. Zhang, who is a(an) ________ on mathematics.

A．memory

B．expert

C．desert

D．career

9 . To prevent it ________ (come), the government is planting trees. (所给词的适当形式填空)

10 . If you ________ (不断地) regret things you did in the past, then you won’t move forward. （根据汉语提示单词拼写）