单句改错。 1. Young people usually have more energies than the old. ________________________________________________________ 2. Only by this means you can manage to solve the problem. __________________________________________________________ 3. The doctor suggested me to give up smoking. ______________________________________________ 4. Every time when I catch a cold, I have pains in my back. __________________________________________________________ 5. Who do you think is to be blamed for the fire? _____________________________________________________ |