【简答题】用所给词的适当形式填空。 not do wear clean be play 1. Don’t the blackboard , there’s something important on it . 2. The questions really difficult, I don’t know the answers to them. 3. W...
【简答题】根据句意用所给词的适当形式填空。 unusually fierce dissatisfaction industrialize effectively 1. If you're ____with the service,why don't you complain to the hotel manager? 2. It's ____ to have conversation l...
【简答题】选用所给词的适当形式填空,每个词只能用一次。 change disappear provide perfect describe protection importance 1. If we _____ the wetlands to make space for farms and buildings, the birds wo...