David apologized for to inform me of the change in the plan.
| A．he was not able |
| B．he was not to be able |
| C．his not being able |
| D．him not to be able |
Though ______, the children still played with snow on the playground with great joy.
| A．tired | B．tiring |
| C．being tired | D．we were tired |
–There were already 5 people in the car, but they managed to take me as well.
– It ________ a comfortable journey.
| A．can’t be | B．shouldn’t be |
| C．couldn’t have been | D．mustn’t have been |
I would appreciate ______ if you could give me a reply as soon as possible.
| A．you | B．it | C．that | D．them |
– Do you mind if I use your English dictionary?
– ___________.
| A．No, go ahead | B．Sure, please do |
| C．Yes, of course not | D．No, you may not |
Knowing ______ price of farm produce rose again, he sat down with ______ sigh.
| A．/; a | B．the; / | C．the; a | D．/; / |