--Do you have _______ email address? ---Sorry, I only have a Wechat (微信) ID
| A．a | B．an | C．the | D．/ |
There is ______“r”in“red”．
| A．a | B．an | C．the | D．/ |
A set of ______ on the table.
| A．key is | B．keys is |
| C．keys are | D．key are |
Please call Mike ______ 2350285.
| A．for | B．at | C．to | D．in |
Is that your pencil ______ the lost and found box?
| A．in | B．at | C．on | D．of |
This is ______ dictionary. Where is ______ ?
| A．my; yours | B．me; you | C．mine; your | D．me; yours |