【题目】—Can you answer this question?

【题目】 the steps, and you will find it convenient to shop online.

【题目】There’s no need to hurry. The plane will at 19:00. We have plenty of time.

【题目】The first thing I did on Mother’s day was to make breakfast for her.

【题目】He shouldn’t be allowed to drive. ________, he is a fifteen-year-old boy.

【题目】-- ________ do you help the old in the old people’s home?

【题目】China is making great efforts _________ people’s living standards（水平）.

【题目】– Do you know _______ tomorrow morning?

【题目】We went to the open air and _______ the sky lanterns. They soon rose into the air.

【题目】By the time I walked into class, the teacher ________ the lesson already.