Several weeks had gone by _______ I knew the painting was missing.
4. —Where does your little daughter want to go during her holiday ? —She is always looking forward to _____ to the Wu Yi Mountain.
3. I’m preparing the report for tomorrow’s meeting. Would you please _____ the radio a little ?
2. The manager meant ____ the workers that being 5 minutes late meant ____ the company.
六.选择填空(15分)1. Great changes ______ in China in the past 20 years.
40. —William, what kind of music do you like, rap or jazz? — _______. I prefer country music.