____ talking with his Grandma, he went away without saying a word.
| A．Tiring with | B．Tiring of | C．Tired with | D．Tired of |
If you ______ with your classmates, you will surely get the same work done far better.
| A．team up | B．catch up | C．get along | D．put up |
–Why, David, you look so tired!
–Well, I ______ a report for the whole day and I must finish it tomorrow.
| A．was writing | B．will be writing |
| C．have written | D．have been writing |
We promise ______ attends the party a chance to have a photo taken with the movie star.
| A．who | B．whom | C．whoever | D．whomever |
The engine of the bus was ______，and the bad weather added to the worries of the passengers.
| A．in vain | B．in good condition |
| C．out of work | D．out of order |
The house is finished at last. All their hard work has _____.
| A．paid back | B．paid off | C．paid up | D．paid for |