After the baby came to the family, little Sara felt ______ and always devoted herself to playing her cell phone to hide her loneliness.
| A．left behind | B．left alone |
| C．left aside | D．left out |
If you ever have the _____ to go abroad to work, you should take it.
| A．possibility | B．offer | C．luck | D．chance |
Stressful environments lead to unhealthy behaviors such as poor eating habits, which _____ increase the risk of heart disease.
| A．in turn | B．in return | C．by chance | D．by turns |
Teenagerstheir health because they play computer games too much.
| A．have damaged | B．are damaging | C．damaged | D．will damage |
——I am afraid I can’t return the book to you before Friday.
——.
| A．Don’t be afraid | B．Be careful | C．Not at all | D．Take your time |
All people,they are old or young, rich or poor, have been trying their best to help those in need since the disaster.
| A． | even if | B． | whether | C． | no matter | D． | however |