More wild tigers have been seen in the forest around this area, ____ there used to be very few.
| A．when | B．where | C．what | D．which |
We were finally able to make the customers _______ of the quality of the refrigerator.
| A．to convince | B．convincing | C．convince | D．convinced |
He expects to _______ the business when his father retires.
A． pick up |
B．make sense | C．take over | D．make up |
—It’s ______ to rain . You’d better take an umbrella .
—All right .I’ll take one just _______.
| A．probably ; in that case | B．possibly ; in case |
| C．likely ; in case | D．possible ; in that case |
The companies are working together to create ____ they hope will be the best means
of transport in the 21st century.
| A．that | B．what | C．which | D．who |
A good story does not necessarily have to have a happy ending , but the readers must not be left ______.
| A．unsatisfied | B．unsatisfying | C．to be unsatisfying | D．being unsatisfied |