April 23 marks World Book Day, also ________ as International Day of the Book, which was
celebrated for the first time on the 23rd of April, 1995.
| A．known | B．knowing |
| C．to be known | D．being known |
. I was lucky enough to get on the train before it ________.
|
The man must be the leader of the group, easily ________ by his special uniform.
|
. Teamwork, or cooperation, is ________ it takes for a football team to win a game.
|
The missing children haven’t been found yet. Something terrible ________ to them.
|
—Hello, I’d like to see Doctor Smith at 3 o’clock tomorrow afternoon.
—Sorry, but he ________ a patient at that time.
|