— The problem is a bit difficult .
— ________ask your teacher for help?
| A．Why not | B．What about | C．Try to | D．You should |
Sherry _______ France many times, so she is very familiar with its capital city, Paris.
| A．have gone to | B．have been to |
| C．has gone to | D．has been to |
The climbers succeeded ______ finding the way and got to the top finally.
| A．in | B．by | C．on | D．To |
It’s difficult to remove the hook _________ the fish in the cold water.
| A．from | B．of | C．to | D．At |
great it will be if you can come to Shanghai to work with us!
| A．What | B．What a | C．How a | D．How |
All passengers must___________ the airport two hours before the departure time.
| A．arrive | B．get | C．reach | D．arrive in |