it is when句型it was at work when i met my manager.为什么这个句子不成立,哪里错了,

强调句型有it is ...when 强调句型有it is ...when it is ...where it is ...who 这3种句型吗? it is/was ...that...句型的意思,用法最好再带上it is/was ...that/since/before/when...的用法,谢了! it was not until when...与it was not until that...区别,强调句型用哪个. it is when句型it was at work when i met my manager.为什么这个句子不成立,哪里错了, it was 时间when it was 时间before it was 时间since 这几个句型有什么区别 It is no longer what it was 20years ago,___poorly equipped.A.when B.which My wallet is missing,but I really don’t know _________it disappeared.A.when it was that B.it was when that C.when was it that D.it was when请详细说明选择理由, _______China’s first manned space flight took place?A.When it was that B.Was it when that C.When was it that D.Was it that whenTHE ANSWER IS CWHY DO NOT YOU CHOOSE A It is/has been +时段+since从句 It was/be+时段+before从句 用些这英语句型造个句It was +时点+when从句This is/was +第几次+that从句 It is a great party ,isnot it?是什么句型 It was midningt ___they reached the camp side.A that B when C while D as是强调句型么 when it was getting dark,she saw a small,dark wooden house.这句话可以 改成 用until 的句型? When was it taken When was it built? when was it i hate it when it rains.it is much(w)than it was yesterday It is said that Einstein was a s boy when he was very youngIt is said that Einstein was a s boy when he was very young Look The tree is growing well.When -Three years ago.A.was it planted B.did it plantC.will it be planted D.is it planted.选哪个