Anh chị ơi, giúp em với.
21) Go Green has (helped/ done/ decided/ encouraged) people to recycle rubbish.
22) You are a (teacher/ tutor/ student/ volunteer) if you help other people willingly and without payment.
23) My mother often (donates/ earns/ spends/ provides) money to charitable organizations.
24) We should use public transport to reduce (traffic jams/ pollution/ graffiti/ rubbish).
25) We can donate toys and go to visit (homeless people / elderly people / poor people/ sick children) in the hospital.
26) Sing for the elderly at a (hospital/ volunteer organization/ nursing home/ shelter).
27) There are too many advertisements here. We should paint a mural (on/ over/ above/ in) graffiti.
28) Put your warm coat (and/ but/ so/ because) it is cold outside.
29) The energy you need for daily activities is called (food/ drink/ calorie/ health).
30) I rarely listen to (music/ songs/ the radio/ opera) because I can’t understand the words they sing.