问题
填空题
砂眼是由于铸型腔________或有________引起的。
答案
参考答案:内壁脱沙异物
砂眼是由于铸型腔________或有________引起的。
参考答案:内壁脱沙异物
根据对话内容,从对话后的选项中选出能填入空白处的最佳选项,并在答题卡上将该项涂黑。选项中有两项多余选项。(共5小题:每小题2分,满分10分) ----Hello, Susan, why are you so late for work today? ----- 小题1: A man came up to me and pulled out a knife. He pointed it right at me. ----- 小题2: ---- I grabbed his knife, but he pushed me to the floor, took my handbag and ran away. ---- 小题3: That’s so dangerous. -- -I don’t know. I just didn’t think at the time. ---- 小题4: ---- They tried to help. Two men ran after the robber and caught him. The conductor called the police and the robber was taken to the police station. ---- 小题5: ---- I will. Thank you.
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