The school has developed an online system________ students can choose their own teachers.
It is generally considered unwise to give a child___________ he or she wants.
—Come in, please. Make yourself at home. —I'm glad you like it._____________________. A.Thanks. You have a nice place here. B. Oh, this picture is so beautiful! C. Thanks. What nice food you've prepared! D OK. Let me look around your new house.
—Can I drive on the free way, Mr. Green? —You can when you____________ a bit more skilled.
What a pity! He____________ the only chance of success.
—Glad to meet you. —____________