搜题请搜索小程序“爱下问搜题”
问题 多项选择题

企业建设电子商务网站，选择软件系统需要考虑的因素有（）

A.Internet接入方式选择

B.开发平台的选择

C.操作系统的选择

D.数据库的选择

答案

参考答案：B, C, D

句型转换

按要求改写下列句子。

1. I'm not sure what I can buy for my brother. ( 改为同义句)

    I'm not sure_____ _____  _____ for my brother.

2. The young man is so a strong that he can carry the heavy box.  (改为同义句)

    The young man is strong _____  _____ carry the heavy box.

3. I really don't know what I should write to him.  (改为同义句)

    I really don't know_____  _____ _____ to him.

4. What's wrong with it? (改为同义句)

    _____  _____ _____ with it?

5. We should help him to write letters. (改为否定句)

    We _____ _____ him to write letters.

查看答案
单项选择题

以下为加强支抗的措施是（）。

A.增加支抗牙的数目

B.将支抗牙连成一整体

C.口外弓等口外支抗的应用

D.上颌运用横腭杆或Nance弓

E.以上皆是
查看答案