急性阑尾炎,腹痛部位最后固定在()。
A、右上腹
B、右下腹
C、左下腹
参考答案:B
根据句意用括号内所给单词的适当形式填空。
小题1:Do you know the of the tall building?
小题2:Help to some soup,Bob.
小题3:Is he one of ___________ in the competition?
小题4:Giant pandas like eating bamboo shoots and
小题5:Can you read the words ?
单缸四冲程汽油机,完成一个工作循环,曲轴转过[ ]
A. 720°
B. 180°
C. 150°
D. 90°