. ---Have you paid your phone bill?
--- No, the bill is _____ at the end of the month.
| A．accurate | B．due | C．available | D．continuous. |
____I see her,I will find some changes in her.
A,As soon as B,Every time C,The moment D,The first time
It was not until midnight________they reached the camp site.
A,that B,when C,while D,as
_______you eat the correct foods_____be able to keep fit and stay healthy.
A,Only if,willyou B,Onlyif,you will C,Unless,will you D,Unless,you will
_____the beginning of the 19th century did scientists know that all matter is made up of atoms.
A,At B,By C,Up to D,Not until
I really do not know _______I had my money stolen.
A,where was it that B,that it was where C,where it was that D,it was where that