Every device ______in the plane must be designed and made with great care so as to make sure that nothing goes wrong in operation.
________ I met her, she was working only in a small factory.
He is seldom, ______, absent from school.
---- Could I borrow your bike?---- I’m afraid you _______.
---- Thank you for your help.---- ________.
----- Sorry to have hurt you.----- _______. You didn’t mean to, did you?