______ in the forest for three days, the little boy was rescued successfully by the police.
A:Losing
B:Being lost
C:Lost
D:Having lost
下列关于骨、关节和骨骼肌三者在运动中关系的叙述,正确的是( )
读拼音,写句子。
dà jiā yì qǐ zuò yóu xì
____
认一认,分一分。(填序号)
①提 ②浇 ③微 ④挑 ⑤念 ⑥河
⑦行 ⑧护 ⑨忘 ⑩往 ⑪洒 ⑫思
扌:____
氵:____
心:____
彳:____
若a,b,c∈R,a>b,则下列不等式成立的是 ( )