1.the
operator
pressed
the
switch
and
the
lights
___on.
a.would
come
b.came
c
.were
coming
d.had
come
.
选B.为过去式.且与pressed
the
switch时态一致.如选d,
为过去完成式,表示灯开的动作发生于钦开关之前,显然有问题.操作员按下开关,灯亮了.
2.WHEN
I
REACHED
THE
PEAK,THE
SUN
___.
A。shone
b.shines
c.has
shone
d.was
shining.
答案为D,
显然为过去进行时.表示过去正在发生的动作.我到达山顶时,阳光灿烂.
3.every
time
he
came
to
me,he__tell
me
he
was
busy.
a.would
b,is
going
to
c,will
d.is
to.
答案为A.过去经常性的动作,(将会,总会)表示意愿.
b为现在计划,打算在将来做的事情.每次他来看我都会说他很忙.
4.I
feel
as
if
my
head__on
fire.
a.is
b.were
c.has
been.
d.were
答案为B/d,因为一样.虚拟语气.与现在事实相反.我觉得好象头着了火.
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