26.
　　[A] at
　　[B] by
　　[C] in
　　[D] on
　　27.
　　[A] no
　　[B] not
　　[C] some
　　[D] any28.
　　[A] install
　　[A] happen
　　[C] appear
　　[D] show
　　29.
　　[A] difficulty
　　[B] trouble
　　[C] case
　　[D] problem
　　30.
　　[A] as
　　[B] like
　　[C] same
　　[D] similar
　　31.
　　[A] taken
　　[B] considered
　　[C] defined
　　[D] thought
　　32.
　　[A] must
　　[B] might
　　[C] may
　　[D] will
　　33.
　　[A] resolving
　　[B] issuing
　　[C] setting
　　[D] finishing
　　34.
　　[A] in
　　[B] for
　　[C] as
　　[D] at
　　35.
　　[A] having
　　[B] playing
　　[C] also
　　[D] making
　　36.
　　[A] arguing
　　[B] promising
　　[C] taking
　　[D] advising
　　37.
　　[A] and
　　[B] or
　　[C] stating
　　[D] but
　　38.
　　[A] Unless
　　[B] If
　　[C] While
　　[D] Though39.
　　[A] make
　　[B] possess
　　[C] get
　　[D] assume40.
　　[A] After
　　[B] Before
　　[C] If
　　[D] While
　　41.
　　[A] differently
　　[B] accordingly
　　[C] directly
　　[D] consistently
　　42.
　　[A] hot
　　[B] cold
　　[C] good
　　[D] bad
　　43.
　　[A] for
　　[B] with
　　[C] against
　　[D] between
　　44.
　　[A] solution
　　[B] result
　　[C] key
　　[D] answer
　　45.
　　[A] yes
　　[B] not
　　[C] no
　　[D] all