_____,it is quite easy to drill a hole in it with a laser.

It's quite easy to learn a fact in history or a formula in m It is easy to catch a (c ) in winter. There is a hole in our bag I know.I'm going to have it ____ 英语翻译Mention that it is required to put a laser safety curtai It was quite an easy question.还是 It was a quite easy questio 英语翻译It is quite easy to learn something in languages or form If a knife is sharp, it is easy to cut something with. 后面为什么 A fire drill is,to put it mildly,an inconvenient exercise at —How deep is the hole?　　—It is _____.　　A.four metre deep　　B. it is easy to be a teacher 和 it is easy being a teacher的区别. _____ great fun it is to fly in a balloon! it is easy with a computer.怎么翻译啊?