The U.N. announced, “China so far _________$6 million to the World Food Program to help ease food shortages in the three African countries worst affected by the Ebola virus.”
| A．contributed | B．contributes |
| C．is contributing | D．has contributed |
_____ the steep mountains，he had no difficulty reaching the top.
| A．Having accustomed to climb | B．Having accustomed to climbing |
| C．Accustomed to climb | D．Accustomed to climbing |
The film “Let the Bullets Fly” ______ a great success and ______ a large profit to the cinema.
| A．appreciated; took up | B．enjoyed; brought in |
| C．won; accounted for | D．seized; cut down |
To be honest, a lot of people attach great importance to ______rich and famous.
| A．become | B．have become | C．having become | D．becoming |
He is the first person you can think of to rely on, for he is always willing to ________ whoever is in trouble.
| A．cut out | B．figure out | C．test out | D．help out |
—Why do you look so worried?
| A．had left | B．has left | C．was left | D．has been left |