You see the lightning _____ it happens, but you hear the thunder later.
| A．for an instant | B．on the instant | C．in a instant | D．the instant |
Every possible means to save the future of the baseball player so far.
| A．was tried | B．were tried | C．have been tried | D．has been tried |
He looked very confident and calm during the test, but he was extremely nervous.
| A．in trouble | B．in danger | C．in reality | D．in surprise |
Many people thought highly of what he said, but , I thought he just showed himself off.
| A．personally | B．generally | C．especially | D．specially |
Most of his mistakes _____ out of his nervousness, I am sure.
| A．rose | B．raised | C．arose | D．lifted |
None of us think it any good _____ a contract with such a dishonest boss.
| A．to sign | B．signing | C．signed | D．sign |