—Bob, can you read the number 2, 307,018?
—Yes, I can. It’s ________.
| A．two million, three hundred and seven thousand, and eighteen |
| B．two million, and three hundred and seven thousand, and eighteen |
| C．two millions, three hundred and seven thousands, and eighteen |
| D．two millions, three hundred and seven thousands, eighteen |
This is ____ my pen. I’m writing with ___ pen.
| A．the , / | B．/, the | C．a, an | D．/, / |
---What should I do, doctor? ---_______healthy, you should take more exercise.
| A．Keep | B．To keep | C．Keeping | D．To keep away from |
There is _________ sheep _______ grass under the big tree.
| A．a few; eating | B．a little; eating | C．few; to eat | D．little; to eat |
---Who helped Mum wash the dishes yesterday? ---Helen ______.
| A．does | B．do | C．did | D．was |