We spent many years studying the formation of rocks , experiencing many sufferings and even death. But our hard work_________in the end , and we made it.
| A．paid off | B．made up | C．gave away | D．came out |
With Father’s Day around the corner ,I have taken some money out of the bank ______ presents for my dad.
| A．buy | B．to buy | C．buying | D．to have bought |
The idea of traveling abroad really a lot of Chinese people. That’s why every year witnesses more people applying for passports.
| A．takes to | B．caters to | C．attends to | D．appeals to |
We are confident that the environment ______ by our further efforts to reduce pollution.
| A．had been improved | B．will be improved |
| C．is improved | D．was improved |
Volunteering gives you a chancelives, including your own.
| A．change | B．changing | C．changed | D．to change |
Car seatbelts save lives. Every driver should wear________to ensure their safety.
| A．this | B．it | C．that | D．one |