5. The check ______ because the account was empty and the man was charged a fee.(A) bounced (B) roll
9. The specter of ecological________ haunts humans as the oceans gradually lose the capacity toprodu
11._______been explained so simply.(A)Never had genetics before(B) Before genetics has never(C) Neve
12. The boss urged the staff_______ this splendid opportunity he was offering them.(A) to miss (B) w
13.________quiet and passive, the teacher wants us to state our opinions and make suggestions.(A) Ne
14. I recommended that he_______ the party. The entrance exam was around the corner.(A)not go to (B)
15. With automatic debit, you can pay a_______ amount of money regularly.(A) specifying (B) specifie
16. In some ways, we know little more about the planets than_______ the ancients whoworshipped them.
17. Taste, smell and touch can remain fairly constant well into our seventies and eighties,_______we
18. _______ all the nerves are severed from the brain, the heart still continues to beat.(A) Even if
19. The average Taiwanese moves house_______ .(A) once every ten and a half years(B) ten and half ye