People from all over the country __________ they are old or young, rich or poor, are doing whatever they can to help the sufferers in the earthquake-stricken area.
| A．even if |
| B．whether |
| C．no matter |
| D．whichever |
The first week of university is an exciting time _______ freshmen familiarize themselves with their college and make new friends.
| A．that | B．when | C．what | D．on which |
Her health ____ under the pressure of work and she decided to live a balanced life from then on.
| A．broke out | B．broke in | C．broke away | D．broke down |
At the present time, more singing stars_______ to be difficult to work with.
| A．say | B．have said | C．are said | D．were said |
— These grapes look really beautiful.
— They _______! See the price $3.99 a pound. Very expensive, aren’t they!
| A．would | B．could | C．might | D．should |
The boy was so tired that he fell asleep _______ his mother could take off his clothes.
| A．before | B．after | C．while | D．when |