________ many times, he still couldn’t understand it.
| A．Told | B．Being told | C．Having been told | D．Having told |
Your _______ as a student will be excellent if you develop a habit of reflecting on how you learn.
| A．operation | B．performance | C．growth | D．character |
The scientists are beating their brains, trying to ______ a solution to the problem.
| A．look up to | B．live up to | C．come up with | D．keep up with |
The opening ceremony of the Olympic Games will be broadcast ______ this weekend. You can expect an exactly ______ night.
| A．alive; lovely | B．live; lively | C．live; alive | D．lovely; lively |
______from the top of the mountain, the village looks like a small box.
| A．Seen | B．Being seen | C．To see | D．Seeing |
When the spaceship traveled above，______new looking earth appeared before us，______earth that we had never seen before.
| A．a；the | B．the；an | C．/；the | D．a；an |