题目

在进行月季扦插繁殖时，常选用带芽的插枝，这是因为(     ) A．芽能产生生长素，促进生根 B．芽能生出大量的叶和花 C．芽能产生生长素，促茎生长 D．芽能产生生长素，抑制生根 答案：A 解析: 略短文改错：（共10小题；每小题1分，满分10分）增加：在缺词处加一个漏词符号（∧），并在此符号下面写出该加的词。删除：把多余的词用斜线（╲）划掉修改：在错的词下划一横线，并在该词下面写出修改后的词注意：1．每处错误及其修改均仅限一次。2．只允许修改10处，多者（从第11处起）不计分。Nowadays, the computer technology develops very fast that the Internet has become more and more popular. Some students regarded it as a great helper. Because there has a lot of information on line, so you can surf the Internet for any information you need in a short time without working hard in the library. This is also very convenient to talk with others by using the Internet. Moreover, other students think that there is some information on line which is not good for students. In addition, spend too much time playing games will not only have a bad effect on their studies but also do harm for health. Therefore, we should make properly use of the Internet. It is of great important to separate good plants from wild weeds.