— Do you think it's a good idea to make friends with your students?—________, I do. I think it's a great idea.
His sister has become a doctor, ______ is what he wants to be.
--Now more and more Chinese senior students are applying for admission to American universities through SAT. --________.But taking an SAT may cost more than 10,000 yuan.
Do you know Herbie? I’m always running into him; he _______ live nearby.
--Who is making so much noise outside? -- _________ our neighbor’s kids.
Tom is not _______ he was in the situation _______ he was pessimistic.