【单选题】
7．恩格斯说：“人的智力是按照人如何学会改造自然界而发展的。”这说明（）
①
自然界是认识发展的动力
②
实践是认识发展的动力
③
人的认识具有主观能动性
④
人具有认识自然的能力
【单选题】
Since the road is wet this morning, ____ last night. ?
①
it must have rained ?
②
?it must rain ?
③
it must be raining ?
④
it must have been rained?
【单选题】
A: Were you at home last night? B: [填空].
①
Certainly
②
Certainly I was
③
Sure I was
④
O.K
【单选题】
Few of them hurt themselves in the accident last night,_________？
①
dont they
②
didnt they
③
did they
④
do they
【单选题】
Few of them hurt themselves in the accident last night, ___?
①
don’t they
②
didn’t they
③
did they
④
do they