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【单选题】
在冲泡茶的基本,()的主要目的是为了提高茶具的温度。
A.
将水烧沸
B.
煮水
C.
用手泡
D.
温壶(杯)
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举一反三
【多选题】On the New Year's Day, people in ______ clean their houses.
A.
the Netherlands
B.
Iran
C.
China
【单选题】一只电阻值为 R 的电阻丝,两端电压为 U 时,通过的电流为 I ,若将该电阻两端电压变为 2U ,则电阻的阻值和通过它的电流分别是 ( )
A.
2R , 2I
B.
R , I
C.
2R , I
D.
R , 2I
【简答题】完形填空。 Jim is the son of a farm owner. One New Year's Day, when he was 15 years old, his father 1 him to work on the farm for one year at his free time. Jim was 2 with his father's idea. 'That isn't my...
【简答题】完形填空 The Spring Festival(春节) is the Chinese New Year's Day. It usually comes 1 February. Everyone in China 2 the Spring Festival very much. When the Spring Festival 3 , Li Hong usually 4 his parents c...
【单选题】当电阻两端电压是1伏特,电阻内通过的电流是1安培时,这个电阻阻值是()欧姆。
A.
0.5
B.
2
C.
1
D.
3
【单选题】下列以丝氨酸/苏氨酸激酶受体介导信号转导的物质是
A.
成纤维细胞生长因子
B.
表皮生长因子
C.
转化生长因子- β
D.
肝细胞生长因子
E.
胰岛素
【判断题】地图数据中的空间数据是用来描述地面物体或现象的空间位置、形状、大小和分布特征诸方面的信息。
A.
正确
B.
错误
【单选题】题 We were overjoyed at the news of China__________ another man-made satel1ite.
A.
starting
B.
1aunching
C.
fighting
D.
shouting
【判断题】地图数据中的空间数据是用来描述地面物体或现象的空间位置、形状、大小和分布特征诸方面的信息。
A.
正确
B.
错误
【简答题】根据所给首字母填空。 The Spring Festival is the Chinese New Year's D 1 . It usually comes in F 2 . Everyone in China l 3 the Spring Festival. When the Spring Festival comes, Li Lei usually h 4 his parents clean...
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