We don’t ______ students staying up late.
| A．admit to | B．approve of | C．turn to | D．stick to |
__________ you need to give all you have and try your best.
| A．Being a winner | B．To be a winner |
| C．Be a winner | D．Having been a winner |
Could I speak to __________ is in charge of International Sales please?
| A．who | B．what | C．whoever | D．whatever |
The little girl who got lost decided to remain __________ she was and waited for her mother.
| A．where | B．what | C．how | D．who |
Green is usually regarded as a __________ of life while red stands for joy and victory.
A. symbol B. sign C, mark D. signal
It's rude __________ you to ask his salary the first time you __________ him.
| A．of；meet | B．of；met |
| C．for；meet | D．for；meet with |