The slight change of weather can ______ her delicate health

His_____andunwillingnesstolearnfromotherspreventhimfrombeinganeffectivememberoftheteam

Thepoorgirlhadmuchtoohigh_______ofherowncharmstosuspectthattheCountcouldbeunfaithfultothem

It was _____ and she did not know enough to analyze each problem properly.

Although each TV series will be rated on the basis of its usual content, the ratings can _____ from week to week