—Mary, new copies of Harry Potter are on sale now.
—Great! Let’s go and buy ________ this afternoon.
| A．it | B．that | C．any | D．one |
________ many times, he finally understood it.
| A．Told | B．Telling | C．Having told | D．Having been told |
He told us whether _________ a picnic was still under discussion
| A．to have | B．having | C．have | D．had |
Ladies and gentlemen, please remain __________ until the plane has come to a complete stop.
| A．seated | B．seating | C．to seat | D．seat |
We are invited to a party _________in our club next Friday.
| A．to be held | B．held | C．being held | D．holding |
_________ the right kind of training , these teenage soccer players may one day grew the international stars.
| A．Giving | B．Having given | C．To give | D．Given |