—Linda, together with her parents, ______up the mess in the park at the moment.
—It’s meaningful to be a volunteer. Let’s join them.
| A．is cleaning | B．are cleaning | C．has cleaned | D．have cleaned |
相关试题
Do you play basketball ________ /'ɑ:ft
/ school .
| A．afternoon | B．often | C．After | D．after |
What do you usually do on _______/'tju:zdi/.
| A．tuesday | B．Tuesday |
| C．Thursday | D．Saturday |
z /?
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