1 . We should read more books, which can be of great b______ to enriching our knowledge. (根据首字母单词拼写)

2 . She tried her best to overcome her language b___________ in a foreign country. （根据首字母单词拼写）

3 . Gray squirrels ________ (埋) nuts one at a time in a number of places. (根据汉语提示单词拼写)

4 . It’s not wise to make important decisions on the b_______ of our subjective feelings. (根据首字母单词拼写)

5 . He can’t be allowed to ________(举止) like that; I meant to say, he’s a grown man. (根据汉语提示单词拼写)

6 . Plants produce air for humans to __________ (呼吸) and food to eat. (根据汉语提示单词拼写)

7 . Little Jerry tried hard to keep his b__________ on his new bicycle for fear of falling down.(根据首字母单词拼写)

8 . Which driver was to b__________ for the accident? (根据首字母单词拼写)

9 . “Sit here and b_______yourself, young lady!” the mother shouted at her naughty daughter. (根据首字母单词拼写)

10 . — You've got your flat furnished, haven't you?
— Yes, I ______ some used furniture and it was a real bargain.

A．will buy	B．have bought
C．had bought	D．bought