—How about paying a visit to Mr. Richardson, our former history teacher?—Good idea. I will e-mail him today so he ___ know ___ to expect us.
. The girl ___________ under that tree is my sister.
. This sentence needs ___________ .
. ___________ anything about the accident, he went to work as usual..
. The next morning she found the man ___________ in bed, dead.
. There was terrible noise ___________ the sudden burst of light.