题目

补全对话   根据下面的对话情景，在每个空白处填上一个适当的句子，使对话的意思连贯、完整。 A: Hello, Mark! You look unhappy. 1.                         ? B: I argued with (争吵) my parents last night. A:2.                                             ? B:I got my report card yesterday,I did badly n math. My parents got angry with me. A: That's too bad. 3.                                 . B:I know. But I really don't know how to   improve it . A: 411．如图数轴上表示的是下列哪个不等式组的解集（　　）A．$\left\{\begin{array}{l}x＞-2\\ x≤3\end{array}\right.$B．$\left\{\begin{array}{l}x≥-2\\ x＜3\end{array}\right.$C．$\left\{\begin{array}{l}x＜-2\\ x≥3\end{array}\right.$D．$\left\{\begin{array}{l}x≤-2\\ x＞3\end{array}\right.$