Fill in the blanks with appropriate verb tenses. (12x5'=60') 1. This kind of glasses ________(wear) comfortably. 2. The plane _______(take) off at 8 tomorrow morning. 3. If I __________________(not invite), I won’t go. 4. She _____ always ____________(complain) about her job. 5. It is the first time I _________(visit) the Bird’s Nest. 6. It _________(be) 5 years since they separated. 7. The past few years _________(see) the rapid development in China. 8. –Why are you so hot? -I ________________(play) football with my classmates and how I want to have a drink. 9. By the end of last term, we ______________(learn) 12 units. 10. I __________(work) in Shanghai for 5 years. I’m proud to have had such an experience. 11. - I met John the other day. -You ______________(not see) each other for ages. 12. They _____________(mean) to see me off at the airport, but they got there late.