1 . You might have heard expressions like “________(差不多)” or “a ballpark estimate”. (根据汉语提示完成句子)

2 . He was ____________ eager to know the result of the examination. (用适当的词填空)

3 . It is generally believed that you can’t be ____________careful when crossing the street. (用适当的词填空)

4 . It seems that the state is either on fire or in flooding, with ______ ______ ______. (中间几乎没有间隔)(根据汉语提示完成句子)

5 . Our goods compete in terms of product quality, reliability and__________ variety. (用 all 的相关短语完成句子)

6 . 他变了模样，使我们大为惊讶。(amaze)(汉译英)

7 . Since after-class activities will not ________(mere) make your school life colorful but also improve your learning, why not take an active part in them? (所给词的适当形式填空)