I would love ______ to the party that evening, but I had an unexpected visitor．
| A．to go | B．to have gone | C．going | D．having gone |
—youoff Mrs. Black this time tomorrow?
—Of course. And we are going to hold a farewell party for her this evening.
| A．Will; be seeing | B．Will; see |
| C．Were; going to see | D．Would; see |
According to the UN, chemical weapons were used in an attack near the capital of Syria on August 21, over 1, 400 people.
| A．to kill | B．killing |
| C．having killed | D．being killed |
When we got to the cinema, there were no tickets left. We should have booked.
| A．in the end | B．in advance |
| C．before long | D．long before |
—What do you think of your part-time job in the summer vacation?
—Well, the work is, but I feel happy when I can make money using my hands.
| A．tired | B．tire |
| C．tiring | D．to be tiring |
If men can’t live in harmonynature, the balance will be destroyed.
| A．to | B．with | C．of | D．for |