My hometown, _____I spent my happy childhood, has changed a lot.
| A．when | B．where | C．which | D．since |
When first________to the market, the toys didn't attract much attention.
| A．introducing |
| B．introduced |
| C．was introduced |
| D．being introduced |
The arrival of the European settlers had a great________on the life of Native Americans.
| A．possession |
| B．change |
| C．effect |
| D．result |
You might wonder how it________to live without eating for so many months.
| A．keeps |
| B．succeeds |
| C．manages |
| D．tries |
Mr Jones said he was looking________the possibility of buying a house.
| A．into |
| B．out |
| C．in |
| D．through |
You must read the________with great care to see if the drug contains PPA before it is taken.
| A．instructions |
| B．introductions |
| C．explanations |
| D．expressions |