— Shall I inform him of the change of the schedule right now?— I’m afraid you _____.A．willB．mayC．mus

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• — Where will you start your work after graduation?— Mmm, it's not been decided yet. I ________
• 下列等式正确的是[]A.B.C.D.-八年级数学
• 分式中的字母x、y都扩大为原来的3倍，（）则分式的值[]A.不变B.扩大为原来的3倍C.扩大为原来的9倍D.缩小为原来的-八年级数学
• 如果,那么A=（）-八年级数学
• 分式的基本性质：分式的分子、分母同乘（或除以）同一个（），分式的值不变，分式的符号法则：分式的分子、分母及分式本身，三者的符号改变其中（）分式的值不变。-八年级数学
• （m≠0）[]-八年级数学
• Hannah ________me; otherwise, other students wouldn't have known my result of the quiz.[ ]A. ma
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• 小明、小华、小颖三名同学解这样一个问题：求a为何值时，成立．小明：因为a2+2a﹣3=（a﹣1）（a+3），从分式的右边知，分式的分子和分母同时除以a﹣1，只需a﹣1≠0即可，故a的取值范围是-八年级
• Hiking trips ________ sound exciting to most kids, but few realize they ________ be uncomfortable an
• It was dangerous for you to swim in that river. You eaten by the fish. [ ]A. might have beenB. must
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• --Mary I smoke here?-- If you , choose a seat in the smoking section.[ ]A．shouldB．couldC．mustD．may-高
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• 下面的计算正确的是（）A．8a2÷b22=4a2b2B．（a-b）÷1(a-b)2×（a-b）2=a-bC．（a-b）÷1(a-b)2×（a-b）2=（a-b）5D．15a2÷3ab=5ab-数学
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