. Mr Smith, ______ of the ______speech, started to read a novel.
| A．tired, boring | B．tiring, bored |
| C．tired, bored | D．tiring, boring |
---Can you tell me who the woman going to the hall is?
---A famous writer ______to give us a lecture.
| A．is invited | B．invited | C．to invite | D．inviting |
Friendship among the nations will _______the economic development of the region.
| A．devote to | B．contribute to | C．attend to | D．appeal to |
Most citizens like to go to the Wal-Mart Super Centerbecause it has a ______of items.
| A．kind | B．sort | C．type | D．variety |
______clearly in class, Mr. Smith raised his top voice to ask his students to stop chatting.
| A．Found not heard | B．Found not hearing | C．Finding not heard | D．Finding not hearing |
____ by taking part in practice can the young people be toughened and hardened into steel
| A．Still | B．Just | C．Only | D．Yet |