Thanks a lot for ___________ me to join you.
| A．ask | B．to ask | C．asking | D．asks |
The students will stay _____ home and send their homework to the teacher _____ email .
| A．at , by | B．at , at | C．by, by | D．by , at |
Fish ________ without （没有）water .
| A．dies | B．is dying | C．won’t die | D．will die |
—Are you going to join us ? —________.
| A．Yes, I’m. | B．Yes, I will. | C．Yes, I am. | D．Yes, I do . |
—_______ Sunday morning, they are going to get up early .
—That’s good , but I’m going to stay in bed _________ the morning .
| A．On , on | B．In, in | C．In , on | D．On, in |
—Who usually ________in your family ?
—My mother does .
| A．cook | B．cooking | C．is cooking | D．cooks |