10.–Don’t put the waste on the ground, young man. --Oh, I’m sorry. I ____ the dustbin there.
Being poor, they had to build a__________ shelter out of tree trunks.
Jack's business is not as good as before, so he has to __________ the expenses of his company.
Look at the trouble I'm in! If only I__________ your advice.
—Do you know where David is? I couldn't find him anywhere. —Well. He __________ have gone far—his coat's still here.
—It's been a wonderful evening. Thank you very much. —__________.