In the library， students are required to keep ___________ and move ____________．（ ）
A．quiet； quietB．quiet； quietly
C．quietly； quietD．quietly； quietly
For our safety，we must ________ the traffic rules on the way to school．（ ）
A．followB．changeC．makeD．break
Reading is a good way to spend the time on the plane．
That's true．I never go travelling ________ a book．（ ）
A．withoutB．fromC．onD．about
Everyone makes mistakes in life．The key is not to repeat ________ again．（ ）
A．itB．thisC．thatD．them
Good news! I got the last ticket to the concert．
How ________ you are!（ ）
A．activeB．strangeC．luckyD．funny
________ will you ask for help when you are in trouble？
My parents，I think．（ ）
A．WhoB．WhatC．WhereD．When