The temperature is only 10℃ today．
Yes． strange the weather is in Urumqi this year!（ ）
| A． |
How |
B． |
How a |
C． |
What |
D． |
What a |
My parents and I_________ trees last Sunday.（ ）
A．plantB．will plant
C．are plantingD．planted
—Peter，what are you doing？
—Oh，I_________a report about national heroes.（ ）
A．will writeB．am writing
C．wroteD．have written
The teacher is glad to see that Tony is_______than before.（ ）
A．carefulB．more careful
C．most carefulD．the most careful
The doctors worked for ten hours，___________nobody took a break.（ ）
A．soB．forC．butD．or
—Sam，_________I join you in the community service？
—Of course you can.（ ）
A．canB．mustC．shouldD．need