----Do you like______a doctor for the children?
----Yes. To be a children’s doctor is rewarding.
| A．be | B．being | C．are | D．become |
—Hi, Lydia. Are you going to the concert on Friday?
—I’d like to. But there are so many problems_______.
| A．remaining to be settled | B．remained settling |
| C．remaining to settle | D．remained to be settled |
We don’t doubt _______ we will complete all the projects before the year 2010.
| A．when | B．if | C．that | D．whether |
Victor apologized for ________ to inform me of the change in the plan.
| A．his being not able | B．him not to be able | C．his not being able | D．him to be not able |
In march,2008, Medvedev was elected _______ president of Russia—________ position he will hold for 6 years.
| A．a; a | B．不填；a | C．the; a | D．the; the |
When _______ to F1, I have little knowledge to if.
| A．I come | B．they come | C．we come | D．it comes |