Sure! Here’s the same in English:

• Emily says that she will be upset if no one comes to her party.
• I'm not sure he can handle this job, but if he does, he will help us a lot.
• When will Gary return the books he took from the library to read?
• I'm afraid I don't know if he will go to listen to the opera.
• If the girl pushes the door, it will open.
• Natalia is not sure if she can eat a full plate of soup.
• If it doesn't snow, we will go out of town to skate tomorrow.