What my friend needs is ______ book, which contains _______ ABC of computers. A, a; / B, the; / C, the; an D, a; the
— Why don’t you attend the meeting _________ now? — I am sorry I can’t. I am preparing for the meeting __________ tomorrow.
Once out of the earth’s gravity, the astronaut is________ by the problem of weightlessness.
It took Mary quite a long time to ________ a new dress at the store.
—Would you like to go to the cinema with me tonight? — I’d like to, but it remains ________ whether I can finish my homework in time.
—Which of those T-shirts do you like most? —________ of them. They are both nice and comfortable to wear.