Could you please put some______in my cup？ I'd like sweet coffee．（　　）

A．sugarB．saltC．iceD．pepper

We should have_____breakfast every day to keep healthy．（　　）

A．aB．anC．/D．the

Jack is happy． Ms． Wang， an excellent teacher， teaches_____math this term．（　　）

A．heB．himC．himselfD．his

It's my daughter's birthday today． She's_____years old．（　　）

A．eighteenB．eighteenth

C．the eighteenD．the eighteenth

More and more people in Qingdao go to work_____subway now．（　　）

A．withB．onC．inD．by