Look at the picture. We are supposed to____________.
| A．show our love to our parents | B．protect the environment |
| C．work hard on our study | D．say thanks to our teachers |
He didn’t work ________ the other students in his class, so he got the worst report card for the end-of-year exams.
| A．as hardly as | B．so hardly as | C．so hard as | D．so hard so |
—Good news! We will have a ________ holiday.
—I’ve heard of it. But it’s coming in ________.
| A．three days; three days’ time | B．three days’; three days’ |
| C．three-day; three days | D．three days; three-day time |
Don’t complain ________ your teachers________ doing too much homework, because they want you to be the best.
| A．to; to | B．to; about | C．about; to | D．about; about |
Jim’s mother was shopping ________ her mobile phone rang.
| A．when | B．while | C．what time | D．and |
—What ________ you?
—I lost my keys.
| A．happened | B．happens | C．happened to | D．happens to |