Only when he returned______ the truth.
| A．he found out | B．did he find out | C．he finds out | D．does he find out |
Any help from you will be greatly appreciated. P1ease give me a reply at your earliest.
| A．interruption | B．instruction | C．consideration | D．convenience |
—That’s the third time he’s won the award in this field.
—Yes. He his maximum potential in the past decade.
| A．explored | B．is exploring | C．has been exploring | D．had explored |
Even students with intel1igence can be excellent students after bettering their study habits.
| A．average | B．unusual | C．splendid | D．popular |
—How do you usually keep in touch with your friends, by email or letter？
—.
| A．None | B．Neither | C．Any | D．Either |
The red flag looks extremely beautiful the blue sky and white clouds.
| A．through | B．against | C．across | D．beyond |