Is this the reason ______ at the meeting for his carelessness in his work?
| A．he came up with | B．what he came up with |
| C．how he came up with | D．why he came up with |
Lately some scientists are experimenting ___________ white mice to ____________ this kind of medicine.
| A．on,try on | B．with, test on | C．on ,test out | D．with,carry out |
When the reached the top of the hill ,they _______________ so they had to stop for a rest.
| A．held their breath | B．out of breath | C．lost their breath | D．breathed deeply |
John ____________ his students is playing basketball on the playground.
| A．as well | B．as well as | C．and | D．together |
He does ___________________ that he cannot spare no time to play with his children.
| A．such busy a job | B．so a busy job | C．such busy job | D．so busy a job |
.He has __________________ the surroundings & now he is getting well on with his classmates;______________,he is treated as a normal student in the school.
| A．adjusted to ,at all | B．adapted to,all in all | C．fitted ,after all | D．suitable for,in all |