His house, for _______ he paid $10, 000, is now worth $50, 000.
23. I wondered what difficulty he had _________ the plan?
22. I _____ my university professor in the supermarket near my house, which was out of my expectation.
II.语言知识及应用(共两节,满分35分) 第一节单项选择(共20小题;每小题1分,满分20分) 21. Will you _____ the clock? It’s slow.
35. – I’m travelling to New York next week. Would you please tell me about your experience there? – _____. Let’s discuss it over lunch.
34. You must know why she got angry this morning, ____ ?