1 . Su Bingtian must have __________ extremely strong constitution. (用适当的词填空)

2 . There is __________ general belief that things will soon get better. (用适当的词填空)

3 . Will travel time ever become   _________ reality?(用适当的词填空)

4 . It is ________ tradition to play tricks on April Fool’s Day. (用适当的词填空)

5 . The child was telling his mother something in________ whisper in the corner. (用适当的词填空)

6 . I promised to make________ effort to pass the driving test next time. (用适当的词填空)

7 . The new teacher made ________ impression on the students by his rich knowledge and humorous talk. (用适当的词填空)

8 . Making pictures out of raw materials is sometimes ________ fun challenge. (用适当的词填空)

10 . When you are learning a foreign language, there’s no point in just knowing words if you can’t hold a conversation with ________ native.(用适当的词填空)