Hurry up, or the tickets ________out by the time we get there.
| A．will have sold | B．will sell | C．have sold | D．will have been sold |
The sunlight is white and blinding, ________ hardedged shadows on the ground.
| A．throwing | B．being thrown |
| C．to throw | D．to be thrown |
________ with care, one tin will last for six weeks.
| A．Use | B．Using |
| C．Used | D．To use |
Every day ________ a proverb aloud several times until you have it memorized.
| A．read | B．reading |
| C．to read | D．reads |
All flights ________ owing to the heavy fog, many passengers could do nothing but take trains.
| A．to be cancelled | B．were cancelled |
| C．have been cancelled | D．having been cancelled |
The poem A Red, Red Rose written by Robert Burns is popular with the Chinese young people, because the poem is easy ________.
| A．to be understood | B．to understand |
| C．understand | D．understanding |