【单选题】When _______cruel man was hurting the children, there were no adults around who were able to stop______hurting.
【简答题】翻译下面的句子。 The man his sight in the accident. The children were out of sight. They run away. There were no more mountains in sight.
【简答题】以__________为界,一半画外形图一半画__________的投影图称为半剖面图。
【单选题】在对称平面垂直的投影面上的投影图,以对称线为界一半画外形图、一半画剖面图,这种剖面图称为( )
【单选题】The children were suffering from ______ because they had no one to look after them.
【简答题】对称的形体需画剖视图,可以( )为界,一半画视图(外形图),一半画剖面图。
【单选题】如果形体是对称的,画图时常把形体投影图以对称线为界一半画外形图、一半画剖面图,这种剖面图称为()。
【简答题】4. Since there was
no school on Monday, the children were allowed to stay up late on Sunday. A. Reason B. Condition C. Time
【单选题】The children were catching butterflies in the garden. Some caught a lot, and others caught _______at all.
【单选题】在对称平面垂直的投影面上的投影图,以()为界一半画外形图、一半画剖面图,这种剖面图称为半剖面图。