作业帮Continental glaciers ____ today in Antarctica and Greenland.A exist B that exist C existing D where they exist选什么,为什么?Is he studying for an exam?Yes,he is ____ it next week.A doing B to take C making D to give 选什么,问什么?初学,
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Continental glaciers ____ today in Antarctica and Greenland.A exist B that exist C existing D where they exist选什么,为什么?Is he studying for an exam?Yes,he is ____ it next week.A doing B to take C making D to give 选什么,问什么?初学,
Continental glaciers ____ today in Antarctica and Greenland.
A exist B that exist C existing D where they exist
选什么,为什么?
Is he studying for an exam?
Yes,he is ____ it next week.
A doing B to take C making D to give
选什么,问什么?
初学,我怀疑答案错了,知道的朋友帮助下.
看好,关键是为什么,别光说答案.
Continental glaciers ____ today in Antarctica and Greenland.A exist B that exist C existing D where they exist选什么,为什么?Is he studying for an exam?Yes,he is ____ it next week.A doing B to take C making D to give 选什么,问什么?初学,
第一个 当今（两个大陆）冰川存在于南极（冰帽）和格陵兰岛
这是一个单句 缺少谓语 选A
第二个 选b be to do 表将来 take an exam
D、A
我认为第二题选C,他现在正在为下周的考试做准备.
A 缺少谓语
B be to do 表将来
A 一般现在时态,
B一般将来时态，be to do sth.
A 一般现在时态,
B一般将来时态，be to do sth.
第一道题明显是缺少谓语，故选A;
be to do表将来，意思是“是的，他将会在下周参加考试。” 所以第二道题应该选B