如图,直线a⊥直线c,直线b⊥直线c,若∠1=70°,则∠2=( ) A.70° B.90° C.110° D.80° 答案:A 解:∵直线a⊥直线c,直线b⊥直线c, ∴a∥b, ∴∠1=∠3, ∵∠3=∠2, ∴∠2=∠1=70°. 故选:A. 33、— It’s such a pity.I didn’t get the first place in the exam.
— Come on. __________
A.Nobody is perfect.
B.Congratulations!
C.Bad luck!
D.You really did badly
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