They _______ all the details of the plan time and again to make sure that the project went smoothly.
| A．got through | B．got up | C．went through | D．went up |
If I long enough to have a job, I would choose to be a doctor,those AIDS patients．
| A．had lived; helping | B．should live; help |
| C．were to live; helping | D．should have lived; help |
Once a difficult and even dangerous place , Vietnam is now a friendly detestation that welcomes visitors from all over the world .
| A．considered; visiting | B．considered; to visit |
| C．considering; visiting | D．considering; to visit |
There are no easy answers to questions brought to us by the rapidly changing world, we can try to turn challenges into opportunities．
| A．so | B．but | C．for | D．then |
If they what I was saying, they'd know what I was talking about
| A．took the trouble to listen to | B．had trouble listening to |
| C．take the trouble to listen to | D．have trouble listening to |
"I wish you’d look at me when I'm trying to speak to you!" the teacher said.
| A．excitedly | B．pleasantly | C．hopefully | D．angrily |