3 . The patient was suffering from a ________ (horrible) painful toothache. (所给词的适当形式填空)

4 . Belcheri sea snake is the most ________ (dead) snake in the world. (所给词的适当形式填空)

5 . Everyone knows the benefit of learning English and if you learn it well, it will be ________ to your future career. It is reported that many graduates have ________ from having a good command of English. (benefit) (所给词的适当形式填空)

6 . Owing to ________ (ignore) of traffic laws, some drivers usually ignore the speed limit. (所给词的适当形式填空)

7 . None of the students ________ to her question; in other words, her question failed to get a ________ from any of the students.(respond) (所给词的适当形式填空)

8 . The old woman spent hours ________ (聊天) on the phone to her son abroad last night. (根据汉语提示单词拼写)

9 . I ________ (认出) my first teacher as soon as I saw him in the street. (根据汉语提示单词拼写)

10 . He liked to walk too, so we kept each other’s ________ (陪伴). (根据汉语提示单词拼写)