By the time Pierce comes back from the meeting，we________here for three hours.
| A．will be waiting | B．is waiting |
| C．will wait | D．will have waited |
George ___ the good chance to present his proposal to the director, and at last, it was adopted.
| A．realized | B．seized | C．delivered | D．released |
The government have realized the use the returnees make ______ the experience and skills ________while living abroad.
| A．of, gained | B．of, gain | C．for, gained | D．up, gain |
Food aid______ is the key to______ the problem _______ now.
| A．only, solve, discussed | B．alone, solving, being discussed |
| C．merely, solving, being discussed | D．alone, solve, being discussed |
Hunger is _____ number one global health risk, so ______WFP has organized a lot of programmes, which targets people most at ________risk.
| A．the, the, / | B．a, the, / | C．the, / , / | D．a, a, a |
---I’m sorry I’m late. I got held up in the traffic on my way here.
---___________________.
| A．Don’t be late next time | B．You should be blamed |
| C．It doesn’t matter. I’m also late | D．Never mind. Come and sit down |