___ is left over may be put into the refrigerator, ____ it will keep for two or three weeks.
| A．Whoever; when | B．Whenever; which |
| C．Whatever; where | D．Whichever; while |
Canada is one of the safest and most welcoming countries you willvisit.
| A．even | B．never | C．ever | D．just |
－If you like, I can do some shopping for you.
－That’s a very king.
| A．suggestion | B．service | C．point | D．offer |
Prices of housessharply in the past decade.
| A．rise | B．are rising | C．have risen | D．rose |
Cao Cao’s tomb is reported ________ in China, which attracts nationwide attention.
| A．being found | B．to be found |
| C．having been found | D．to have been found |
－Mom, I’m so tired. I can’t walk any further.
－, my dear. You can make it.
| A．Come on | B．No worry | C．That’s impossible | D．No problem |