We're not sure if it _______ tomorrow. If it _______, we won't go hiking.
—Is Kate serious?—I________.She never mentions it.
It’s cold outside.________your sweater before you go out.
—How long does it take to get to the airport?—Forty minutes.But it’s foggy today.I’m not sure________the highway will be closed soon.Let’s set off earlier.
—You study________hard________you’re sure to pass the exam.—Thank you for saying so.
—Who broke the window?—________.A strong wind broke it last night.