It is necessary for sb to
It is necessary for sb to
Is it necessary for sb to do sth 同义句
It's necessary for sb.to do.(中文意思)
it is necessary for me to take a taxi中用动词来代替it is necessary
It is necessary for you to finish the work today
It is necessary for me to have some help 翻译
It is necessary for you to help each other.
It is necessary for you to take an
It is necessary for people to make a call
It is necessary for us to have___good vocabulary of english.
Is it necessary for you to make so much noise?
Is it necessary for all college students to speak English?