_______your smartphones， and read for at least 30 minutes，every day! You know，reading helps us to deepen our spiritual world．（ ）
A．Put awayB．To put away
C．Putting away
What do you often do ________ classes to relax yourselves？
We often do some running or listen to music．（ ）
A．inB．throughC．betweenD．among
I'll be away for a long time．
Don't worry．She can look after your pet ________．（ ）
A．careful enoughB．enough careful
C．carefully enoughD．enough carefully
What an interesting story she told us!
Yes，and her voice sounded ________．（ ）
A．sweetB．smallC．clearlyD．sadly
The tall man with glasses over there looks like our math teacher．
It _________ be him．He has gone abroad．（ ）
A．may notB．mustn'tC．can'tD．needn't
What would you like to drink，tea or coffee？
_________ is OK，but I prefer coffee _________ milk．（ ）
A．Either，toB．Either，with
C．Neither，toD．Neither，with