Câu hỏi:

has never smoked

have never smoked

has never been smoking

have never been smoking

has been burning

has burnt

has burned

have burning

hasn't seen

haven't seen

haven't been seeing

haven't been see

has been making

have been making

have been made

have made

Have you ever been hearing

Have ever you been hearing

Have you ever heard

Have you ever heared

Has you ran?

Have you been runned?

Have you ran?

Have you been running?

has shining

has shined

has shone

has been shining

Linguists find hard to draw the line between languages and dialects

Linguists find it hard drawing the line between languages and dialects

Linguists find it hard to draw the line between languages and dialects

Linguists find it is hard to draw the line between languages and dialects

Never before cultural changes have been as accelerated as they are now during the globalization

Never before cultural have changes been as accelerated as they are now during the globalization

Never before have been cultural changes as accelerated as they are now during the globalization

Never before have cultural changes been as accelerated as they are now during the globalization

Many immigrants do not want their children to speak dominant language as worse as they did

Many immigrants want their children to speak dominant language better than they did

Many immigrants want their children to speak dominant language as well as they did.

Many immigrants want to speak dominant language as well as their children can