About ________ of the workers in the factory were born in the ________.
| A．two-thirds, 1970 | B．two-thirds, 1970s |
| C．two-third,1970 | D．two-third, 1970s |
Look, the roller coaster !
| A．how high speed; is moving |
| B．what high speed; is moving at |
| C．how a high speed; is moving at |
| D．what a high speed; is moving |
He the book to the library if he it tomorrow.
| A．returns; finishes reading |
| B．will return; will finish to read |
| C．will return; finishes to read |
| D．will return; finishes reading |
I’m sorry you’ve missed the train. It ten minutes ago.
| A．left | B．has left | C．has been away | D．has been left |
---Excuse me, when you the girl over there?
---Last year in Beijing. And I her for about one year.
| A．have known; have known | B．did know; knew |
| C．did know; have known | D．have known; knew |
---has your grandma been like this? --- Since last night.
| A．How often | B．How long | C．When | D．How soon |