Parents always __________ much importance to education. They will do their best to give their children that priceless gift.
| A．link | B．apply | C．pay | D．Attach |
I am told that her father is in London and ______ a dry-goods store.
| A．has kept | B．kept | C．keeps | D．had kept |
He ______ English for six years by the time he takes his examination.
| A．was studying | B．would have been studying |
| C．had been studying | D．will have been studying |
George has arrived, but I did not know he ______ until yesterday.
| A．comes | B．will come | C．is coming | D．was coming |
It ______ six years since they last saw each other.
| A．was | B．had been | C．is | D．would have been |
Look at these clouds. ______.
| A．It'll rain | B．It's going to rain | C．It'll be raining | D．It is to rain |