—What happened to you on your way back to the hotel last night ?—I lost my way in complete darkness and , things worse , it began to pour .
To improve the quality of our products, we asked for suggestions _____ had used the products.
We believe that openness and honesty _____ the best relationships because that leads to trust and faith.
—Are you going to Dalian by air?—No, the tickets are ____expensive for me.
He will have learned English for eight years by the time he _____ from the university next year.
—Could you spare me one minute, Bob? I have a favor to ask you.—_____.