He was wearing a lot of clothes to _____ himself from the cold.
When deeply absorbed in work, _____ he often was, he would forget all about eating or sleeping.
—Could you help me write the annoying composition? —No! As a student, you _____ do it by yourself.
—Ouch! You hurt me. —I’m sorry. But I _____ any harm. I _____ to drive a rat out.
While studying, fix your mind on what is really important, or you will _____ remembering nothing.
The lost watch was found in David’s bag, and as a result, he was _____ with theft.