One way to understand thousands of new words in gain _____good knowledge of basic word formation.
| A．/ | B．the | C．a | D．one |
He is _____ an American as an apple pie.
| A．so | B．the same | C．as the | D．as |
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 |