—I’m afraid I couldn’t go to your birthday party.I have a test next Monday.—Oh, !You’re my best friend and you must be there!
By far, there are many problems ________ to be solved.
The West Lake we visited last year was really_____ attraction and we'd like to visit it _______ second time next year.
—Could we put off the party? —, I’m afraid, this is the only day everyone is available.
Anirban Maitra, a professor at Oxford University, Jack’s success would not have been possible.
Though in fact he got , there was no doubt that he had meant to offer help.