All of us find ________ necessary to take exercise every day.
| A．this | B．that. | C．them. | D．it |
Look! The students _____ the classroom.
| A．clean | B．are cleaning |
| C．are clean | D．cleaning |
—Hi, Jane. What time do you get up _____ weekdays?
—I usually get up _____ about six o’clock.
| A．in; at | B．on; at |
| C．at; at | D．on; on |
—What’s your favorite subject?
— _____ Because it’s easy and interesting.
| A．Toys. | B．Math. |
| C．T-shirt. | D．E-mail. |
—Hi, Lily. Happy New Year!
— _____
| A．Thank you. | B．Yes. |
| C．Certainly. | D．The same to you. |
— _____ does your father usually go to the office?
—By bus.
| A．Where | B．What | C．How | D．When |