She___have left school, for her bike is still here.[ ]

DIY is very popular now. It means you don’t need to ______anyone to do it.

Everybody on the spot was deeply touched by the bravery the young girl who took off her only blouse,_____ the burns and ______ the mouth-to-mouth method to save the man who was in a coma (昏迷)because of a bad electric shock.[ ]

Why _______ let Tom go to the supermarket with us—Sorry, he ________ his homework yet.

It was Sarah’s sister who she had great respect for that tricked her ________ carrying drugs[ ]