it can help keep traditions alivehelp后面应该加to do/doing/sb to do,可是为什么这个句子里keep是原型?

Have you left a cup in my office?I can help you keep it翻译 Baby I can't help it You keep me Drowning in your love Young Americans prefer racing bikes because it can help _______(keep fit) fruit can help you keep ()good health Sports can help us keep ( ) (health) I CAN TRA怎么读 （2）It,s useful to keep a d( 填空 ).It can help us to remember much.十万火急! keep it off ,it 指什么 Proper dieting can not only help a person lose ugly excess fat,but can also help him or her to keep it off and to lead a more active,happier and healthier life. can help keep不是help to do么 It can help...还是It can helps... Do you like running?Sure.It can keep us ---- and help to build us up.Do you like running?Sure.It can keep us ( ) and help to build us up.A.healthy B.health C.healthily D.healthier it can help keep traditions alivehelp后面应该加to do/doing/sb to do,可是为什么这个句子里keep是原型? A Fire can help people in many ways.But it can also be very harmful.Fire can keep your house 1,give T can't help it. You can keep it in the b( ). Can you keep it down?什么意思 you can keep it for days意思 it can keep you to happy.