1Unit2PartB第1题答案
(1)C
(2)D
(3)B
(4)A
(5)E
2Unit2PartB第2题答案
hear, What, On,heard, fire, alann, quickly, Then,out,saw, then, lift, take
3Unit2PartB第3题答案
(1)(2)(4)(6)(8)