Part 3: Language - Grammar

1. IF (nếu):

• Type 1: If + Present Simple, will + V
• Ex: If we protect habitats, animals will survive.
• Type 2: If + Past Simple, would + V
• Ex: If we had more sanctuaries, we would save more animals.

2. UNLESS (trừ khi):

• Unless = If...not
• Ex: Unless we act now, species will disappear.
• Ex: Animals will die unless we protect them.

3. PROVIDED/AS LONG AS (miễn là):

• Ex: Animals will be safe as long as we protect them.
• Ex: We can save species provided that we act quickly.

1. AS...AS (bằng):

• S + V + as + adj/adv + as
• Ex: Tigers are as endangered as rhinos.
• Ex: We should protect wildlife as much as we can.

2. THAN (hơn):

• S + V + comparative + than
• Ex: Tigers are more endangered than lions.
• Ex: Protecting habitats is more important than we think.

3. THE...THE (càng...càng):

• The + comparative..., the + comparative...
• Ex: The more we protect, the more species survive.
• Ex: The faster we act, the better the results.