–I’ll be back at 4:30. Will you still be here? -- I’m afraid not. I’ll probably have gone out _______ then.
Keep _______ when I take your photograph.
—HowmuchdoIoweyouforlunch? —________________.It’snothing.
It ________ that their plan was practical and successful.
It is considered a good way for students to ________study with pleasure.
It is known to all that a proper amount of exercise ________ to good health.