【单选题】きつい...大変な
B.
私が悪くても、あんなきつい言い方をされると頭にくる。
C.
こんなにきついスケジュールでは、そのうち倒れてしまうよ。
【单选题】Read the statements and choose the correct answer His parents realised that Jason was computer-addicted when Jason _____.
A.
took his laptop with him wherever he went
B.
ignored everything around him and was only interested in his computer
【单选题】完全主元消去法是解低阶稠密矩阵方程组的有效方法 . 求解线性方程组时,( )与列主元消去法运算量大体相同 .
【单选题】完全主元消去法是解低阶稠密矩阵方程组的有效方法 . 求解线性方程组时,( )在选主元素时要化费较多的计算机时间 .
【单选题】Read the statements and choose the correct answer His parents realised that Jason was computer-addicted when Jason _____.
A.
took his laptop with him wherever he went
B.
ignored everything around him and was only interested in his computer
C.
checked his emails every few minutes
【单选题】It is playing computer games _______ the boy spends most of his spare time.