It was through Jack __that___ Mary got to know Bob .你真的认为它是主语从句吗?

It was through Jack __that___ Mary got to know Bob .你真的认为它是主语从句吗? It was through you that什么意思 Jack was (looking through books) in the bookstore this time yesterday.就括号内部分提问 1.It was unusual that Jack _____________(behaviour) well today2. Judy:Well,we better get going,it's late.Jack's not allowed to drive at night anymore.He has trouble staying in his lane.Jack:Last winter I went up on a church lawn and drove right through a manger scene.The papers thought it was a hate crime.怎么 through it through it Little Tom hadnt past the exam and was afraid being scolded .And----Aso was Jack B neither had Jack C so had it been with Jack D so it was with Jack 该怎么做啊 急 half way through it是什么意思?原句是The movie was boring.I fell asleep half way through it只翻译half way through it谢谢大家~~~我急着要用～～～ Jack was really unlucky because he went through one hardship after another.能ack was really unlucky because he was going through one hardship after another.这样写么? It was through Jack _____ Mary got to know Bob .A.who B.whom C.how D.that因为是强调句,所以选D,但为什么不能选A呢?当前面是人名,不是可以选who吗?Why don’t we take a little break?Didn’t we just have______.A.it B.that C.one it was all there ,though to this day I've never reaaly looked through it thoroughly look through it还是look it through 翻译此句子jack went and found it .he was very happy to see his grandpa. It was __________________(因为下雨)that Jack missed the first class last Friday morning.(because it was in america ____she frist met Jack 填that when?which? It ____ Jack and Mary who helped me the other day.为什么是was,而不是were? It is not________that Jack got fired he was always daydreaming at work.surprisingly surprised surprising surprise