Ladies and gentlemen, please remain _____until the plane has come to a complete stop.
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It’s raining heavily outside .We are _______to go out for the picnic as planned.
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________, his suggestion was taken by all the people at the meeting.
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It is generally considered that the key ______a foreign language well is nothing but practice.
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If _______, I will go to visit your new house tomorrow.
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If you want to travel in this city, you’d better rent a car. It is not easy to ________by bus here.
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