When you are planting trees, the trees ________ straight in the hole.
| A．must put | B．must be put | C．are putting | D．is put |
For your homework, I want you to remember the names of all the planets in ___correct order.
| A．our | B．your |
| C．its | D．their |
_______youuseyourdictionaryoften,yourspellingwillimprove.
| A．Whether | B．If |
| C．Though | D．While |
—It'shottoday.Whynotgoforaswim?
—________.Let'sgo.
| A．Goodidea | B．That'sright |
| C．Notatall | D．Welldone |
Theofficephonesaredirtyandthey_______nextweek
| A．willclean | B．willbecleaned |
| C．arecleaning | D．arecleaned |
I'mnothungrybecauseIhave_______hadlunch.
| A．ever | B．never |
| C．just | D．still |