The students have been told that under no condition ______ the mobile phone in class.
| A．may they use | B．they may use | C．they could use | D．would they use |
She was once trained for better English pronunciation and ________ she ________ obvious pronunciation mistakes.
| A．then; rarely has made | B．ever since; has rarely made |
| C．then; has rarely made | D．ever since; rarely has made |
No government so far has been 
able tothe number of jobs available with the number of people out of work.
| A．provide | B．weigh | C．multiply | D．balance |
Every possible means ________, but the teacher as well as the students ________ found a solution to the problem yet.
| A．has been tried; hasn’t | B．has tried; haven’t |
| C．have tried; haven’t | D．have been tried; hasn’t |
________ the project of helping the laid-off workers, some companies provide more jobs during November.
| A．In memory of | B．In favor of | C．In celebration of | D．In support of |
At the party the host presented an award to ______ took part in saving the drowning child.
| A．whomever | B．whom | C．who | D．whoever |