___ are very deligent.
| A．Both the girls | B．Both they | C．The both girls | D．They of both |
He usually goes to work on time _______.
| A．except for raining days | B．besides it rains |
| C．but that it rains | D．except on rainy days |
These plants are water _______.
| A．each other day | B．every other day |
| C．each of two days | D．every of two days |
My father has done a lot of reading and writing ______ the year.
| A．over | B．for | C．at | D．on |
He said he ____ an American before.
| A．has never met | B．had never met |
| C．would never meet | D．was never met |
Eight students ____ ten in our class are League members.
| A．of | B．out | C．from | D．in |