超高压技术的压力是指多高的压力?
A.10MPa
B.50MPa
C.100MPa
D.200Mpa以上
参考答案:D
班里举行一次主题为“远离毒品”的班会,请你在黑板上写两句话,以彰显主题,营造气氛。要求每句话不少于7个字,两句话字数相等,句子结构大体一致。
答:_____________________________________________________________
He is a man of few words, and seldom speaks until _____ to.
A.spoken
B.speaking
C.speak
D.be spoken