—What’s electricity?
—It’s a form of energy _______ we use in our daily lives.
| A．who | B．which | C．where | D．Whose |
I can’t learn math well. Can you give me some ________?
| A．problem | B．problems | C．advice | D．advices |
They are going to have a picnic _______ next week.
| A．sometime | B．some time | C．sometimes | D．some times |
There are about ________ students in our school.
| A．eight hundred | B．eight hundred of |
| C．eight hundreds | D．eight hundreds of |
—Do you like our English teacher?
—Yes. I think his class is very ________.
| A．interest | B．interests | C．interested | D．interesting |
This is your pencil. ________ is over there, on the desk.
| A．I | B．Me | C．My | D．Mine |