Choose the word (A, B, C or D) that best fits the blank space.

The use of computers has meant students can study language program ( 929) ……. their own speed when and for how long they went and no need to (930) ………about the teacher having a favorite or doing ( 931) …………another boring lesson. What's ( 932) …………. in the virtual classrooms of the future the student will (933) ……… on their headset and be transported into an imaginary school, choose their class ( 934) ………. take the hooks they need off the shelf and ( 935) …….conversations with other computerized students. They might choose to pay a visit to the supermarket or the train station, the bank or the restaurant. At the ( 936) ……. of a button they would be transported to ( 937) ……….. realistic settings where they could practice their English, maybe getting a hand ( 938) ………… a virtual English companion. All this, perhaps, at the computer from the corner of their home: no (939) ……… to catch the bus to college, or a plane to EnglanD. Exciting? Certainly, and an interesting (940) ………..to traditional classroom lessons. But would it ever (941) ………. the classroom? Hopefully not. (942) ………. the need to relate to real people talking about real issues and generally learning a little more about others will always lead language learners to (943) ……….. at least a little of their time with real people.

There are three separate sources of hazard in the (914)……. of supplying energy by nuclear power. First, the