The problem he referred to _____ difficult, but is isn’t at all.
| A．must be | B．seeming | C．seems | D．seem |
—Look！How long________like this?
—Three weeks! It's usual here that rain________without
stopping these days of the year.
| A．has it rained；pours | B．has it been raining；pours |
| C．is it raining；is pouring | D．does train；pours |
He________Beijing，so he knows a lot about it.
| A．has gone to | B．has been to |
| C．went to | D．goes to |
It was the third time this term that the teacher________with the naughty student.
| A．had talked | B．have talked | C．talked | D．talk |
When he turned professional at the age of 11，Mike________to become a world champion by his coach and parents.
| A．expected | B．was expecting |
| C．was expected | D．would he expected |
Although medical science________control over several dangerous diseases，what worries us is that some of them are recurrent.
| A．achieved | B．has achieved |
| C．will achieve | D．had achieved |