Ted came for the weekend wearing only some shorts and a T-shirt, ______ is a stupid thing to do in such weather.
23. The government have realized the use the returnees make ______ the experience and skills ________while living abroad.
22. Food aid______ is the key to______ the problem _______ now.
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.
29. The key ____ English well is to read more when ____.
34. The biggest problem for most plants, which _______ just get up and run away when threatened, is that animals like to eat them.