.---I’m terribly sorry to have put you through so much trouble.--- ________. I know you didn’t mean to.
—Everybody is going to climb the mountain. Can I go too, mum? —______. Wait till you are old enough, dear.
A proposal came up at the meeting _____the protection of giant pandas in Sichuan.
Grade Three students have a ______ to work harder than those in Grade Two.
Most of us know we should cut down on fat, but knowing such things isn’t much help when it ________ shopping and eating.
When you arrive home, give me a call to let me know you _____safely.