Usage Examples Present Cont. vs. Present Simple vs. Future Simple

• What will you do if he does not call? -
• The classes do not start at half past eight in the morning. -
• It's cold here, I will close the window. -
• Look at the clouds, I think it will rain. -
• The museum opens at ten am. -
• I think they will lose. -
• I will be back as soon as possible. -
• The train to London leaves at eleven pm. -
• What do you think? Will it snow tomorrow? -
• I am sure everything will be alright. -
• I am not running the race on Saturday. -
• Will you help me with the presentation? -
• When does the next bus come? -
• I am sure scientists will find the cure for this disease. -
• Does the conference start next week? -
• What are you doing this weekend? -
• My sister will be fifteen next month. -
• It's too late, they won't come. -
• Anna is not coming with us. -
• When does the festival end? -