1.2两题填空,345题选择

1.2两题填空,345题选择1.The radio is ___ ___(正开着)2.She gave me a diary ___ ___ ____(作为对…的回报)my help.3.What you do in front of children will have a great influence upon___ ___ ____ (…的形成)their character.4.Please accept this present___all the help you have given me these years.A.in return for B.on return forC.in return withD.on return with5.Every possible means ___to prevent the air pollution,but the sky is still not clear.A is used B are used C has been used D have been used