_________ from other continents for millions of years, Australia has many plants and animals not found in any other country in the world.
| A．Being separated | B．Having separated |
| C．Having been separated | D．To be separated |
—You have promised to go ,then why aren’t you getting ready ？
—I you to go at once .
| A．haven’t realized ;want | B．didn’t realize ;wanted |
| C．don’t realize ;want | D．don’t realize ;wanted |
The new dictionaries are very useful. Theywell and already.
| A．sell, have been sold out | B．sold, had sold out |
| C．sell, sell out | D．are sold, have been sold out |
It disappointed his parents___he had failed to pass the exam for ______third time.
| A．because ; a | B．that; a | C．when; the | D．that; the |
I personally think__more listening, speaking, reading and writing is the key to__our English.
| A．Doing; improve | B．To do; improve | C．Do; improving | D．Doing; improving |
______ in her most beautiful skirt, the girl tried to make herself ______ at the party.
| A．Dressing; noticing | B．Dressing; noticed | C．Dressed;noticing | D．Dressed; noticed |