______ never to come back before he could make a big fortune（发财）,Mike left home without saying a word.
| A．Determining | B．Determined | C．Being determined | D．Determine |
_____ from other continents for millions of year, Australia has many plants and animals not found in any other country in the world.
| A．Being separated | B．Having been separated |
| C．Having separated | D．To be separated |
______ at the top of the Oriental Tower, people below will look very small.
| A．Stand | B．Standing |
| C．To stand | D．If you stand |
The pen I _____ I_______ is on my desk, right under my nose.
| A．think...lost | B．thought...had lost |
| C．think...had lost | D．thought...have lost |
---I’m thinking of the test tomorrow. I’m afraid I can’t pass this time.
--- ________! I’m sure you’ll make it.
| A．Go ahead | B．Good luck |
| C．No problem | D．Cheer up |
All the doctors in the hospital insisted that he ____ badly wounded and that he _____ at once.
| A．should be; be operated on | B．was; must be operated on |
| C．be; was operated on | D．was; be operated on |