.It is impolite to sit there with your feet somebody.
| A．pointing at | B．pointed at | C．being pointed at | D．point at |
The color green ________ spring, which is the time of year when things in nature start to grow after a long winter.
| A．symbolizes | B．witnesses |
| C．announces | D．proves |
Everybody has the responsibility to save water, if future generations are to enjoy a similar standard of living to ________ we enjoy now.
| A．the one | B．one | C．that | D．it |
Corruption is a problem in countries across the world, with developing countries often _________ more serious, although there is no evidence to suggest this is the case.
| A．believed to be | B．believing to be |
| C．believed being | D．believing being |
________ fuel supplies being finite and many people being wasteful, we will have to install some type of solar heating device in our home.
| A．On condition that | B．On behalf of |
| C．On account of | D．In spite of |
Mid-Autumn Festival is special holiday for most Chinese when_______ whole family will get together.
| A．The, the; the | B．The ; a; the |
| C．/, a; a | D．/, the; a |