______ you think you can or not, you must finish the project before Friday.
| A．If | B．Unless | C．Though | D．Whether |
However, even on TV and the radio you will hear differences in the way ______ people speak.
| A．that | B．in which | C．/ | D．all of the above |
Many people believe the English _______ on TV and the radio is standard English.
| A．speaking | B．speak | C．spoken | D．is spoken |
It was because of the bad weather __________ the football match had to be put off.(推迟)
| A．so | B．so that | C．why | D．that |
It is the first time that I _______ this kind of moon cake.
| A．enjoyed | B．have enjoyed | C．enjoy | D．enjoying |
There was ______ time _____ Chinese used foreign oil.
| A．a; when | B．a; while | C．/; when | D．/; while |