It_______fortwohoursnow
A、rainsD
雨现在还在下，是持续到现在的动作，所以根据句意，用现在完成进行时比较好。
Hefound_______difficulttostudymaths.
Asforfamilyeducation,parentsareencouragedtorelyon________ratherthanpunishment.
______thenewplancanbecarriedoutwillbediscussedatthemeetingtomorrow.
Thefirsttaskofabrochureisto_______.
Chinaisamountainouscountry.Hills,mountains,andplateauscover_______ofthetotalarea.
