— Congratulations, Mary! — Thanks. I have worked hard for years so as to pass the test, and now I’ve ______ at last
See, your computer has broken down again! It doesn'tsense to buy the cheapest brand of computer just to save a few dollars.
I wish I ______ at my sister’s wedding last Tuesday, but I was on a business trip in New York then.
We need to get to the root of the problem______ we can solve it.
If you have any doubts about your health, you’d better______ your doctor at once.
Tom had tothe invitation to the party last weekend because he was too busy.