1. Robert ______ for the company for very long before he was promoted. A. hasn’t been working B. hadn’t been working C. didn’t work D. wasn’t working 2. It’s been an hour since he ______, so he must be at the office now. A. is leaving B. was leaving C. has left D. left 3. Oil ______ if you pour it on water. A. floated B. floats C. will be floated D. float 4. My neighbor really gets on my nerves. She ______ the washing machine on late at night. A. has always put B. had always put C. has always been putting D. is always putting 5. The train _____ at 6:00 tomorrow morning. A. is leaving B. will leave C. is going to leave D. leaves 6. They ________ running their own company in 1990. A. started B. have started C. are starting D. start 7. I can’t believe that you ______ all the three exercises. You just started five minutes ago. A. have finished B. have been finishing C. finished D. are finishing 8. The number of working women in China _____ from 49% in 1980 to nearly 65% today. A. has been increasing B. has increased C. is increasing D. have increased 9. Something tells me that you ______ to a single word I _____ in the past ten minutes. A. haven’t been listening - have said B. haven’t listened - had said C. hadn’t listened – said D. didn’t listen - was saying 10. Watch out, or you ________ off the boat! A. are going to fall B. are falling C. fell D. won’t fall 11. “How long have you been with the company?” “By next month I ________ there for a year.” A. will be working B. will have been working C. am going to work D. have worked 12. While we _________ in the rain, Sally’s mother _________ past. A. stood – drove B. were standing – drove C. were standing – was driving D. stood – was driving