Who can take part in our school singing competition？
Lucy Lily are OK. They're good at singing.（ ）
A．Either； orB．Neither； nor
C．Not only； but alsoD．Both； and
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
Jack hasn't taken his piano lessons for a long time．
He is considering _________ his piano course and spending more time on his study．（ ）
A．to dropB．to throwC．droppingD．throwing