【C13】A．asB．becauseC．thoughD．that

（） A．asB．becauseC．soD．but

【C13】A．insteadB．becauseC．outD．regardless

【C3】A．that wheneverB．whetherC．that thoughD．since

【C12】A．AsB．As ifC．ThoughD．Unless

【C13】A．alsoB．becauseC．asD．so

【C4】A．so thatB．in order thatC．even thoughD．now that