---I’m sorry! I would have taken him to hospital if I had known he was seriously ill.
--- But ______ .
| A．you didn't | B．you hadn't | C．he wasn't | D．you aren't |
. –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 |
He hurried to the railway station only that the train had already left.
| A．to be told | B．to tell | C．told | D．telling |