---I often chat with my friends on the Internet.
---You are so smart! Will you please tell me ________?
| A．how to do | B．how to do it | C．how to use | D．when can I use it |
Millions of red envelopes（红包）____out on the eve of the Spring Festival.
| A．send | B．was sent |
| C．were sending | D．were sent |
.-Is this beautiful house____?
-No, it doesn't belong to____any more She sold it last month.
| A．hers; her | B．hers; hers | C．her; her | D．her; hers |
Students are not allowed to work as waiters _18 years old
| A．under | B．above | C．between | D．Against |
—____you come with me to Eason's concert?
—I'd love to, but I have to study for my math test
| A．Should | B．May | C．Can | D．Must |
—Do you keep a diary in English every day?
—Yes,____my English.I think it's a good way to practice English
| A．improve | B．improving |
| C．improves | D．to improve |