改错：If carefully doing,the experiment will be successful.

改错：If carefully doing,the experiment will be successful. 单选____,the experiment will be successful. Whether his experiment will be successful rema If such,you will be successful 单句改错 It is suggested that the experiment will be made under 关于不定式if the launch in 2005 is successful,china will be the t 1.If the launch in 2005 is successful,China will be the thir if the launch in 2005 is successful.China will be the third 英语几道题说下为什么If the launch in 2005 is successful.China will be If you don't be carefully ,you will fail in the exam.改为祈使句 You will be successful if you believe in yourself. You will be successful ---------------------,if you work har