As a child, Jack studied in a village school，__________ is named after his grandfather.
| A．which | B．where |
| C．what | D．that |
If you live in the country or have ever visited there, ____ are that you have heard birds singing to welcome the new day.
| A．situations | B．facts | C．dances | D．possibilities |
His letter was especially welcome as I ____ from him for long.
| A．haven’t heard | B．would not heard | C．hadn’t heard | D．didn’t heard |
——Would you mind giving your advice on how to improve our business management?
——if you make ____ most of the equipment, there will be ____ rise in production.
| A．不填；不填 | B．the；a | C．不填；a | D．the；不填 |
To get as much firsthand information as possible, inspectors will hold workshops and distribute questionnaires, ____?
| A．isn’t it | B．won’t it | C．aren’t they | D．won’t they |
If you win the competition, you will be given ____ to Europe for two.
| A．a free 7-day trip | B．a free trip for 7-day | C．a 7-day free trip | D．a trip for 7-day free |