--- Is Bob still working in your school?
--- I’m afraid not. He is said and in a private school recently.
| A．to resign; to teach | B．to have resigned; to teach |
| C．to resign; to be teaching | D．to have resigned; to be teaching |
Don't be afraid to ____ help if you have any further problems.
| A．beg | B．hesitate | C．desire | D．seek |
All these actions by NATO ______ with the universally accepted international laws.
| A．contact | B．contract |
| C．connection | D．conflict |
- I hear that Jason is planning to buy a car.
-- I know. He _____ enough for a used one by next month.
| A．will have saved | B．will be saving |
| C．has saved | D．saves |
Television has many advantages. It keeps us ____ about the ___ news and also provides entertainment in the house.
| A．to know; later | B．informed; latest |
| C．learning; latter | D．to think; latest |
Is there a certain cure ___ lung cancer yet?
| A．of | B．for | C．at | D．about |