Đáp án:
1.1.If she won't go in the water, there's a shark.

2.2. If you drink too much milkshake, your stomach will hurt.

3.3.If he goes to the cinema with his friends on Saturday night, he won't be there.

4.4. If you don't have a ticket, you can't travel.

- Câu điều kiện loại 1 -

Diễn tả một sự việc, hành động nào đó có thể xảy ra ở hoặc trong tương lai thông qua một điều kiện cụ thể.

Bao gồm : Mệnh đề “If” và mệnh đề chính (Mệnh đề kết quả). 

If + S + V (hiện tại đơn),S + will/may/can + Vinf

1. the/ if/ She/ won’t/ there’s/ a shark./ water/ go in =>If she won't go in the water, there's a shark.
2. will/ hurt./ drink/ your stomach/ too much/  If/ you/ milkshake =>If you drink too much milkshake, it will hurt your stomach
3. be there./ the/ won’t/ on Saturday night/ If/ he/ to/ goes/ cinema/ his friends =>If he goes to the cinema on Saturday night, he won’t be there with his friends
4. a ticket/ don’t/ travel./ If/ you/ have/ you can’t =>If you have a ticket, don’t travel. If you don’t have one, you can’t