下面这两个句子哪个是正确的呀Computer models can be used to demonstrate the way which cells work in. Computer models _can be used to demonstrate the way which cells work. 到底加不加in呀,谁能帮我解释一下?

下面两个英语句子哪个是正确的①Please spend as much time as you can to read English.②Please spend as much time as you can reading English.哪个正确,说出原因（精炼点） 下面哪个说法是正确的? ..请问下面我算的两个积分哪个是正确的吖? Never give it up.Never give up it.这两个句子放在句末 哪个是正确的 i thought she was interesting和i thought she is interesting这两个句子哪个是正确的 下面两个句子的哪个正确呢?1.Welcome to Korea to watch the Olympic Games 2.Welcome to Korea to watching the Olympic Games能告诉我为什么1是正确的吗？ 两个英文句子的比较对了 我本意问的是哪个句子正确,不是哪个答案正确,回答的要给个解释啊 下面这两个句子哪个是正确的呀Computer models can be used to demonstrate the way which cells work in. Computer models _can be used to demonstrate the way which cells work. 到底加不加in呀,谁能帮我解释一下? 懂英语的帮忙看下这两个句子哪个对Do you think where I can get such a book?where do you think l can get such a book?这两个句子哪个是正确的?为什么?有什么区别? send 和 send to 的区别下面两个句子哪个正确?I have received the letter you sent me.I have received the letter you sent to me. 油酸的分子式有两种写法.不知道哪个是正确的C18H34O2 C17H33OH这两个哪个是正确? 线性代数关于矩阵的说法下面哪个是正确的? 对于三铰拱结构,下面哪个结论是正确的 高一化学 实验下面哪个是正确的? 要详解. the speaker thought it hard to make himself understood the speaker thought it hard to make himself understand这两个句子哪个是正确的. Actions speak louder than words Action speaks louder than words 这两个句子哪个是正确的,如果都对区区别在哪？ 下面这两个句子那个是单句哪个是复句啊?把单句的那一个用符号法标一下.人们认为,革命先烈们的榜样不仅给我们指出了正确的生活道路,而且加强了我们同一切旧思想、旧习惯坚决斗争的勇 以下两个英语句子哪个是正确的Western has always been open.和Western always has been open.哪个是对的?