It’s time for class . Let’s stop ______ .
A .talk B . talking C . to talk
It is very important _______
| A．for working hard | B．to working hard |
| C．for work hard | D．to work hard |
_____ we were studying at hometown, we went fishing
| A．When | B．While |
| C．As soon as | D．As |
His grandpa ____ for five years.
| A．has died | B．has been died |
| C．has been dead | D．has been death |
Could you tell me _______?
| A．where the hospital was | B．where the hospital is |
| C．where was the hospital | D．where is the hospital |
The book is ____ useful one.
| A．an | B．a | C．the | D．/ |