Many of them turned a deaf ear to his advice, __________ they knew it to be valuable.
| A．as if | B．now that | C．even though | D．so that |
Everybody has _____ responsibility to save water, if future generations are to enjoy
____ similar standard of living to the one we enjoy now.
| A．the; / | B．a; a | C．/; the | D．a; the |
— Do you know when he ________ the trip to the USA?
— Perhaps next week, but I’m not sure.
| A．makes | B．made | C．has made | D．is making |
My sister is determined. ________ she has made up her mind, nothing can change it.
| A．Though | B．Once | C．Unless | D．Until |
Tom’s mother angrily told him ________ games on the Internet.
| A．not play | B．not playing | C．not to play | D．to not play |
He has a good command ________ maths and plays an important part ________ our team.
| A．about; in | B．of; to | C．to; about | D．of; in |