The civil war broke out in Libya, ______ to the instability of the international oil price．
| A．to contribute | B．contributed |
| C．having contributed | D．contributing |
Mary is the only one of the teachers who_____a little Chinese because she is one of my friends who____been to China
| A．knows have | B．knows have | C．know to | D．know has |
________in thought, he almost ran into a passing truck
| A．Losing | B．Having lost | C．Lost | D．To lost |
The thief was brought in with his hands ________behind his back
| A．to be tied | B．tied | C． being tied | D．tie |
I couldn’t accept the fact____my best friend, John cheated me and I cried at that moment
| A．that | B．when | C．what | D．which |
The children made so much noise that the teacher ____them and shouted" Be quiet "
| A．glanced at | B．stare at | C．looked at | D．glared at |