.In the open boat,the four men,____was a doctor,met with a storm a tsea.
| A．one of which | B．one of who | C．one of whom | D．one of them |
【2015·安徽】I’m so ______ to all those volunteers because they helped my terrible day end happily.
| A．special | B．superior | C．grateful | D．attractive |
The police officers decided to conduct a thorough and _______ review of the case.
| A． | comprehensive | B． | complicated | C． | conscious | D． | crucial |
【2015·福建】It was________of Michael to inform us of his delay in case we got worried.
| A．careless | B．considerate | C．patient | D．generous |
【2015·四川】Andy is content with the toy. It is he has ever got.
| A．a better | B．the better | C．a best | D．the best |
【2015·四川】Little Tom sat watching the monkey dancing in front of him.
| A．amaze | B．amazing | C．amazed | D．to amaze |