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【判断题】
第一代计算机主要应用领域为数据处理。A.
正确
B.
错误
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【单选题】We’ll have a picnic in the park this Sunday ____ it rains or it’s very cold.
A.
since
B.
if
C.
until
D.
unless
【单选题】We’ll have a picnic in the park this Sunday _____ it rains or it’s very cold.
A.
since
B.
if
C.
unless
D.
until
【单选题】经纬仪瞄准目标 P ,盘左盘右的竖盘读数分别为 81 ° 47 ′ 24 ′′和 278 ° 12 ′ 24 ′′,其竖盘指标差 X 是 ( )
A.
-6 ″
B.
+6 ″
C.
-12 ″
D.
+12 ″
【单选题】We’ll have a picnic in the Summer Palace this Sunday ________it rains or it’s very cold.
A.
since
B.
if
C.
until
D.
unless
【简答题】It seems that he will give us a talk tomorrow. He be giving us a talk tomorrow. 2. I thought I hadn’t covered the basket. I had the basket. 3. If the rain stops,we’ll have a picnic. If it ,we’ll have ...
【单选题】We’ll have a picnic tomorrow _________ it doesn’t rain.
A.
if
B.
when
C.
while
D.
becuase
【单选题】We’ll have a picnic if it ______ tomorrow.
A.
rains
B.
will rain
C.
doesn’t rain
D.
won’t rain
【单选题】— What will you do tomorrow? — We’ll have a picnic if it ______ fine.
A.
is
B.
was
C.
will be
D.
has been
【单选题】经纬仪瞄准目标 P ，盘左盘右的竖盘读数分别为 81 ° 47 ′ 24 ″和 278 ° 12 ′ 24 ″，其竖盘指标差χ是（ ）。
A.
-06″″
B.
+06″
C.
-12″
D.
+12″
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