1 . Who was the first person _____________(证实) to have reached the top of the mountain. (根据汉语提示单词拼写)

2 . Finally we _____________ (得出结论) that our plan should be carried out right away. （根据汉语提示单词拼写）

3 . The________ (comfort) room, delicious meals, friendly family all made me feel at home. (用所给词的适当形式填空)

4 . Usually，each book has its own _________ (目录) in the front of it. (根据汉语提示单词拼写)

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

A．memory

B．expert

C．desert

D．career

6 . A ________ (网络霸凌者) not only stirs up trouble online but also spreads negativity in life. (根据汉语提示单词拼写)

7 . Today it is quite c________ for people to do shopping online. (根据首字母单词拼写)

8 . Letters of __________(complain) continue to pour in. (所给词的适当形式填空)

9 . It will offer a wider choice of goods for the ________ (消费者). (根据汉语提示单词拼写)

10 . While going on your first trip to the UK is exciting, new and different_______ (风俗，习俗)can also be confusing. (根据汉语提示单词拼写)