A.spend a pleasant vacation
B.test his endurance
C.take a good rest
D.experience adventure
______ is known to everybody, light travels much faster than sound.A. ItB. AsC.
The question is quite difficult, so ________ students can work it out.A. fewB. l
[单选题]—I wish I could. But I’m on my way out. I have to be in the city in an hour.—63
The lights are out.A. EvidentlyB. EvidentC. EvidencedD. Evidence
[单选题]The math problem is ______ to work out.A.too difficultB.difficult muchC.eno
Youyour sweater inside out.A. had wornB. woreC. were wearingD. are wearing
[单选题]It is true that light( )faster than sound.A.goB.would travelC.travelingD.tr
[单选题]The visitors had made so much_________that Mr Water had to spend several da
Peter thinks ____ run faster than pigs.A. deerB. dogC. tigerD. lion No ,
[单选题]That was a difficult question, but Mary still _______ towork it out.A.did B