_______these coins are of different shapes, sizes and colors, they all date back to a long, long time ago.
| A．Since | B．Unless | C．Once | D．While |
The boy with a book in his hand __ to see you since nine o’clock this morning.Can you see him now?
| A．waits | B．had been waiting | C．is waiting | D．has been waiting |
It’s the first time I __ to see you this year.
| A．had come | B．came | C．have come | D．come |
---Did your friend go to Japan last week?---____.
| A．No, she never go there | B．NO, she has never been there |
| C．No, she’s never been there | D．NO, she never was there |
He asked me whether I __ this novel before.
| A．was reading | B．had read | C．have read | D．read |
When we got to the top of the hill, the sun __
| A．was shining | B．shone | C．has shone | D．shines |