B1 1. we are all certain that these old houses___ well preserved A. should be B. is C. should D. to be 2. In the future , teachers will be ___ rather than knowledge providers A. facilitate B. facility C.facilitator D. facilitators 3. Will lessons ever ___ in other places than traditional classrooms ? A. deliver B. be delivered C. learnt D. be learning 4. astronomy studies ___ and objects in it the moon and the sun A. the moon B. the universe C. the planet D. the earth B2 1.if we (not protect) ___ the environment , our green planet will be badly polluter 2.by the time i (go)___ home after school yesterday , my mother already (cook)___ dinner B3 1.__the tourists__ flock to _this island_ every summer _to enjoy_ the _beauty of_ it A B C D 2._last week__ Hung _had__ an accident _because__ his _carelessness__ A B C D 3. everymorning , i often _see__ the men , the __women__ and the cattles __which__ go to the A B C ___fields__ to work D 4. the __lastyears__ exhibition __was__ no _as good than__ this __years___ A B C D 5. a career _used to be___ ___understand__ as a single occupation __that___ this __years___ A B C D B4 1. teenagers / decisions / concerning / their lives / participate in / will / importan 2. In spite of / poor health / her / works / twelve / a day / hours / she 3. my grandfather ,/ ten years, / has been / for / retired / who / an astronaut / be / used to 4. nowadays / there / varieties of / all over the world / english / are / such as / and / british english / american english / indian english 5. you/ experienced / weightlessness / have / ever ? B5 1. our package holiday was wonderful , the price was reasonable -----> we had a................................................................ giúp mk vs ạ