Robin ________ volleyball quite well, but he hasn’t played it since he entered senior high school.
| A．is playing | B．had played | C．used to play | D．plays |
His business failure left him at the edge of desperation, but, , he managed to go out of the shadow through years of efforts.
| A．time and tide wait for no man | B．don’t count your chickens before they are hatched |
| C．no pains, no gains | D．time heals all wounds |
Canada is a country many different nationalities as well as one with foreign immigrants the majority of its population.
| A．making up of; occupied with | B．consisting of; making up |
| C．made up of; consists of | D．consisted of; taking up |
The idea for the new plan came to his mind, to his experiment in the lab.
| A．while devoting | B．while devoting himself |
| C．while he was devoted | D．while devoted |
--- Has your father returned from Africa yet?
--- Yes, but he here for only three days before his company sent him to Australia.
| A．was | B．has been | C．will be | D．would be |
It shocked us all that little boy hadn’t been separated from that patient, he would have been infected with H1N1.
| A．if that | B．that if | C．if | D．That |