First class always boards the plane first.

--- Where will you visit first in Greece? --- I think I will visit ______ first.

When introducing, we should introduce the young to the old first, introduce(___) to a woman first.

Before touring the workplace, what should we do first?( ) A: We should talk about the quality control first. B: We should get the feedback from the guests first. C: We should make a perfect plan first. D: We should introduce the size of workshop first.

Will Amy stay in Boston all week A: She must check her schedule first. B: She must ask the Greens first. C: She must ask her parents first

When you list your work experience, you should put the first job you did first.

First things first. one washes his hands and face in the hope that he or she would be free of skin problems all year.

—______ I do the laundry first —No, you ______. You can do your homework first. A: Must; needn’t B: B. Must; mustn’t C: Can; can’t

What<br/>is the condition that a single linked list with a header node is not<br/>empty ?Suppose the head pointer of the linked list is first. () A: first<br/>== NULL B: first-&gt;link<br/>== NULL C: first-&gt;link<br/>== first D: first-&gt;link<br/>== link

Which of the following behaviors is wrong? ( ) A: When the room is dim, accompanying reception personnel should enter the room first. B: When a man and a woman go upstairs or downstairs, they should follow the principle of “gentleman first”. C: When entering and getting off the unattended elevator, the accompanying personnel shall be first in and last out. D: When entering and getting off the attended elevator, the accompanying personnel shall be first in and first out.