A. ice B. put up with C. introduction D. rubber A. belong to B. in silence C. centimetre D. also A. beaver B. hole C. stay D. come from A. rule B. about C. July D. apologise A. conqueror B. scared C. hide and seek D. watch films A. look back at B. workmate C. group D. at least A. cluster B. cigarette C. superior D. a lot of A. force B. crowd in C. idea D. silicon A. survival B. exercise book C. look out D. outstanding A. supernatural B. a number of C. sympathetic D. story