【C18】A．peopleB．whoC．whatD．friends

【C18】A．thatB．whichC．whatD．／

We are told that adders are ______.A．normally friendly towards peopleB．unlikely to bite ex

A．whomB．whoC．those

A．whatB．whoC．howD．which

【C14】A．howB．whoC．whatD．which

【C18】A．whichB．itC．whatD．who