The manager___the workers how to improve the program since 9 am.
| A．has told |
| B．is telling |
| C．has been telling |
| D．will have told |
He made a promise ________he earned money, he would build a new school to help develop education.
| A．what | B．that if | C．that | D．what if |
The boss promised to give reward to ________can work the problem out.
| A．anyone | B．everyone | C．whoever | D．whomever |
Someone who lacks staying power and perseverance is unlikely to ________a good researcher.
A．make B．turn C．get D．grow
—Have you finished reading Jane Eyre?
—No，I ________my homework all day yesterday.
| A．was doing | B．would do |
| C．had done | D．do |
The last one ________pays the meal.
| A．arrived | B．arrives | C．to arrive | D．arriving |