By the time I _____the railway station, the train _____.
| A．got to, left | B．reached, had left | C．arrived, had left | D．came, left |
The government plans to bring in new laws _____ parents to take more responsibility for the education of their children．
| A．forced | B．forcing | C．to be forced | D．having forced |
_________ the right kind of training , these teenage soccer players may one day grew the international stars．
| A．Giving | B．Having given | C．To give | D．Given |
Please do me a favor — ______ my friend Mr．Smith to Youth Theater at 7:30 tonight．
| A．to invite | B．inviting | C．invite | D．invited |
Nowadays people sometimes separate their waste to make it easier for it ______．
| A．reusing | B．reused | C．reuses | D．to be reused |
At the age of 29, Dave was a worker, ______ in a small apartment near Boston and ______ what to do about his future．
| A．living; wondering | B．lived; wondering |
| C．lived; wondered | D．living; wondered |