____ more attention, the trees could have grown better.
| A．Given | B．To give | C．Giving | D．Having given |
31. 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 |
23. 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 |
22. 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 |
II. Grammar and Vocabulary (15 points)
21. 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 |
29. The key ____ English well is to read more when ____.
| A．to learn, possible | B．of learning, possibly |
| C．of learning, was possible | D．to learning, possible |