Unit 1 Integrated Skills1.He spent as much time as he could ________(chat) with his e-teacher online.2.Hobo has done what he can _______(help) Eddie take off the helmet.3._____(can) man go to the moon in the 1900s?4.-____(can) I take your camera, please, Dad? - Yes, you _______(can).chattingto helpCould Could can用所给词的适当形式填空--______ I finish the work now? --No, you ______. You ______ finish it tomorrow.2. --______________ I keep the b..