He kept smiling secretly and we were all wondering that made him so happy.
| A．how it did | B．what he did |
| C．how it was | D．what it was |
She finds _____ staying at home.
| A．it bored | B．that boring | C．that bored | D．it boring |
After he had solved the math problem, he _____ to deal with another one.
| A．went on | B．put on | C．gave up | D．put up |
Why are you so anxious? It isn’t your problem _________ .
| A．on purpose | B．in all | C．on time | D．after all |
—I’d like to go to see the film with you, Dad.
—Sorry, my son, but only the grow-ups are _________ into the cinema.
| A．required | B．commanded | C．admitted | D．needed |
They sold their house for only 10,000 dollars, so the buyer got a wonderful _________ .
| A．cost | B．bargain | C．worth | D．value |