All the students in Class 5 will climb the mountain if it _______ rain tomorrow.

Lily is coming by ________plane tomorrow. — Let’s go to ________ airport to meet her.

He doesn’t do his homework________. So he always makes some mistakes.

What’s wrong with you, Dave?–My homework can’t beon time because I’ve left it at home.

Do you have any plans for the winter holiday?— Since you are crazy about music, why not go to some ________ concerts?