皮皮学，免费搜题
登录
搜题
【单选题】
— Have you heard of Loulan? — Of course. It is believed _____ many years ago. [ ]A.
that it covered over by sandstorms
B.
that it is covered over by sandstorms
C.
to be covered over by sandstorms
D.
to have been covered over by sandstorms
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】When you write English you do not use punctuation marks only in the traditional way. [ ]
A.
British
B.
letter
C.
e-mail
D.
American
【单选题】在Excel 2010中，假定需要在一个单元格中计算D8+E8的值，则输入为________。
A.
=D8+E8
B.
D8+E8
C.
%D8+E8
D.
'D8+E8
【简答题】More and more people are 41 ( enjoy ) the life with computers. Using computers you can send E-mail 42 ( quick ) and easily. You are able to send a letter with pictures and sounds to someone 43 ( 任何地方 ...
【简答题】完形填空。 Most of us can remember the days when we didn't use e-mail as an everyday vehicle for communication. Slowly but surely, it crept (慢慢移动) into 1 . E-mail is a 2 tool for college students at any le...
【简答题】植物生活全过程中,有两个关键需水时期是 和 。
【简答题】档案统计调查的基本形式有: 、 。
【简答题】所有的鸟类都会飞行．______．
【单选题】在Excel2003中，需要首先在单元格C2中输入一个公式，接着拖拽此单元格填充C3：C8，使得每个单元格的值均等于B2单元格的值，则在C2中输入的公式为（）。
A.
=C2
B.
=$B2
C.
=B2
D.
=B$2
相关题目：