I saw Mary dancing at the party and on such ______ she was really excellent.
| A．scenes | B．situations | C．positions | D．occasions |
—Have you heard of the accident on this road last night?
—Yes. And there ________ three accidents here so far this year.
| A．are | B．were |
| C．have been | D．had been |
The students _______are hard-working and ready to help should be praised.
| A．who | B．whom | C．which | D．whose |
— What’s the noise outside?
— Some children ________ hide-and-seek in the yard.
| A．were playing | B．are playing |
| C．have played | D．played |
—Than k you for joining in our conversation tonight.
—_____.
| A．It’s my duty | B．It’s all right |
| C．It’s my pleasure | D．With pleasure |
After long a nd hard work, the police at last discovered the ________ of the baby found by the side of a road.
| A．attitude | B．identity |
| C．situation | D．concern |