—We really appreciate ________ us.
—My pleasure.
| A．you help | B．help | C．your helping | D．to help |
We all look forward ____ your beautiful country.
| A．to visiting | B．to visit | C．to | D．visiting |
._______, I cannot accept your invitation. Hopefully, we’ll get together some time next year.
| A．To my regret | B．To regret | C．Regretted | D．For my regret |
You should not have said that to her. It hurt her.
--- I know. I regret ___________.
| A．to have done that | B．to do that | C．having done that | D．I have done that |
– Shall I give you a hand?
---I can handle it. ______.
| A．Thank you | B．Thank you all the same | C．it doesn’t matter | D．That’s all right |
– Did you telephone the manager’s office?
---Yes. He _______ back by noon .
| A．was expected | B．expected | C．is expecting | D．is expected |