It was April 29, 2011 _______ prince William and Kate Middleton walked into the palace hall of the wedding ceremony.
| A．that | B．when | C．since | D．before |
When first to his new classmates, the little boy felt shy and said nothing.
| A．introducing | B．introduced | C．introduce | D．being introduced |
. –Hi, Mary. Would you like to go to the concert this evening?
--Sorry, Tom. Tomorrow’s lessons, I have no time to go out with you.
| A．Not preparing | B．Not having prepared | C．Not to prepare | D．Being not prepared |
. –The maths exam is not difficult, is it?
-- . Even Tom to the top students failed in it.
| A．Yes; belongs | B．No; belonged | C．Yes; belonging | D．No; belonging |
. with the children living in poor area, I have a happy childhood.
| A．Compare | B．Compared | C．Comparing | D．To compare |
–Why are you so worried?
--There are so many problems .
| A．remaining to solve | B．remained solving |
| C．remaining to be solved | D．remained to be solved |