Mr. Smith owns ______ collection of coins than anyone else I have ever met.
| A．larger | B．a larger | C．the larger | D．a large |
______ is known to us all is that the 2016 Olympic Games will take place in Rio de Janeiro.
| A．It | B．Which | C．As | D．What |
What the teachers really doubt is ______ this student will get on well with the other students after he was caught stealing.
| A．whether | B．that | C．when | D．why |
--- May I use your mobile phone?
--- _________ .
| A．Why not? | B．Go ahead. |
| C．OK, enjoy yourself | D．Yes, but you’d better not. |
I have a really bad headache, and I have to ______ a doctor about my pains.
| A．consult | B．remind | C．inform | D．advise |
You will find me online almost always, so there______ be any difficulty reaching me.
| A．must | B．would | C．shouldn’t | D．needn’t |