Be sure to make the engine turn by （） before starting and after stopping .

[试题]______(make)sure that holidays and pay are not the first things you ask about.

[单选题]What will scientists do to make sure the poison works this time?A． They will try some of it themselves.B． They will use a special kind of poison.C． They will drain the lake first.D． They will only put the poison in the wells.

[试题]______74_________ Make sure there is a table

[问答题]I will make sure that every student has a copy of the book.

[问答题]I'll go with you and make sure you understand it.

[单选题]It is a teacher's job to make sure that everyone of hisstudents _______ con

[单选题]It is a teacher's job to make sure that everyone of his students ______ con

[单选题]Many different parts make upan airplane: the engine(s), the wings, the tail

[名词解释] β-转角（β-turn）

[主观题]make preparation for 和 make preparations for 有什么区别?