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【单选题】
Mary, put on your coat, ______ you'll catch a cold.A.
and
B.
or
C.
so
D.
but
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【单选题】The cakes are delicious. He’d like to have _____ third one because _____ second one is rather too small.
A.
a; a
B.
the; the
C.
a; the
D.
the; a
【单选题】The cakes are delicious He' d like have ______third one because _____ second one is rather too small.
A.
a; a
B.
the ; the
C.
a ; the
D.
the ; a
【单选题】关于磁场,正确的说法是
A.
A直线电流的磁场，只分布在垂直于导体的某一个平面上
B.
B直线电流的磁感线是一些同心圆，距离导线越远磁感线越密
C.
C通电螺线管的磁感线分布与条形磁铁相同，在管内无磁场
D.
D直线电流、环形电流、通电螺线管，它们的磁场方向都可用安培定则来判断
【单选题】如果从起点为(10,10),要画出与Y轴正方向成30度夹角,长度为20的直线段应输入
A.
20,30
【简答题】The cakes are delicious. He'd like have ______ third one because ______ second one is rather too small. A) a, a B) the, the C) a, the D) the, a
【单选题】The cakes are delicious. He'd like to have _____ third one because _____ second one is rather too small. [ ]
A.
a; a
B.
/; the
C.
a; the
D.
the; a
相关题目：
【单选题】如果从起点为(10,10),要画出与Y轴正方向成30度夹角,长度为20的直线段应输入
A.
20,30