—Hi, David, I heard you had an accident this morning．
—Yes．Luckily, I hit the brakes in time ______ I would have been injured badly．
| A．and | B．but | C．or | D．so |
We are invited to a party _________in our club next Friday.
| A．to be held | B．held | C．being held | D．holding |
_________ 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 |
Nowadays people sometimes separate their waste to make it easier for it .
| A．reusing | B．reused | C．reuses | D．to be reused |
When he the door, he found his keys were nowhere.
| A．would open | B．opened | C．had opened | D．was to open |
In April, 2009, President Hu inspected the warships in Qingdao,the 60th anniversary of the founding of the PLA Navy.
| A．marking | B．marked | C．having marked | D．being marked |