If the drought________in Southwest China, the crops will be ruined. Worse still, both people and animals will be threatened with a lack of drinking water.
Mother promised she _____ me an English-Chinese dictionary.
She objects to _____ loud music _____ while she reads newspapers.
If it _____, we will go to visit the zoo.
Our English teacher _____ all the exercise books last Friday evening.
The bus came after I _____ for about half an hour.