"We will learn English words this year," the teacher said to the students.
| A．one thousand, three hundred and twenty-one |
| B．a thousand, and three hundred twenty-one |
| C．one thousand, three hundred twenty-one |
| D．a thousand, three hundred and twenty-one |
Robots ________ heavy work on farms in the future.
| A．do | B．will do | C．did | D．does |
Lingling needs some vegetable. She ________ some in the market tomorrow.
| A．buys | B．bought | C．is going to buy | D．buy |
________ stand too close to North Americans. Give them more personal space.
| A．Aren't | B．Didn't | C．Won't | D．Don't |
—________ you play the piano for us?
—Sorry, I can't play the piano, but I can sing for you.
| A．Can | B．Must | C．May | D．Should |
—Are these gloves ________, Betty?
—No, they aren't. My gloves are here.
| A．my | B．mine | C．your | D．yours |