注：如果有其他助動(dòng)詞時(shí)，不用do
He has been aboard for two years.
→Has he been aboard for two years?
We can deal with our own businees.
→Can we deal witn our own businees?
2. be: 放在主語(yǔ)之前(有人稱和數(shù)的變化；有時(shí)態(tài)的變化)
I you we/you/they/復(fù)數(shù)名詞
現(xiàn)在時(shí)：am are are
過(guò)去時(shí)：was were wree
Are you a student?
Is you parent at home?
Is this your new house?
Was Marry late for the meeting this morrning?
注：1.如果疑問(wèn)詞修飾主語(yǔ)，則不用do/does/did 構(gòu)成疑問(wèn)詞句,句子為陳述語(yǔ)序：
He has been aboard for two years.
→Has he been aboard for two years?
We can deal with our own businees.
→Can we deal witn our own businees?
2. be: 放在主語(yǔ)之前(有人稱和數(shù)的變化；有時(shí)態(tài)的變化)
I you we/you/they/復(fù)數(shù)名詞
現(xiàn)在時(shí)：am are are
過(guò)去時(shí)：was were wree
Are you a student?
Is you parent at home?
Is this your new house?
Was Marry late for the meeting this morrning?
注：1.如果疑問(wèn)詞修飾主語(yǔ)，則不用do/does/did 構(gòu)成疑問(wèn)詞句,句子為陳述語(yǔ)序：