【推荐1】His eyes were __________ (swell) from crying. （用所给单词适当形式填空）

【推荐2】Many of us have concerns about the challenges facing future generations as our global population _______ （swell）and the earth’s natural resources decrease. (所给词的适当形式填空）

【推荐3】My eyes ______ and they are so _______ that I couldn’t open them. (swell) (用所给词的适当形式填空)

【推荐1】Someone has made an attempt ________ the president’s life. （用适当的词填空）

【推荐2】The real solution ________ the waste problem is to produce less waste. (用适当的词填空)

【推荐3】The time and effort he has devoted during the past few years to planting trees in that remote area are now considered to be ________great value. (用适当的词填空)