English 6 unit 11 cau dieu kien

If it (be) ______ sunny next week, we will plant the vegetables.

If it is sunny next week, we (plant) ______ the vegetables.

If we (recycle) ______ more, we (help) ______ our Earth.

We (save) ______ a lot of trees if we (not waste) ______ so much paper.

More people (have) ______ fresh water if we only (use) ______ the water we need.

If the river (not be) _____ dirty, there (be) ______ more fish.

If the river is __________, many fishes __________.

• polluted - will die
• polluted - dies
• is polluted - dies
• is polluted - will die

People __________the environment if they __________ or cycle more.

• help - will walk
• help - walk
• will help - walk
• will help - will walk

If plants __________ more, we __________enough food to feed everyone.

• die - will have
• die - won't have
• will die - won't have
• won't die - won't have

If she __________ hard, she __________ in the examination.

• study - will fail
• studies - will failed
• doesn't study - will fails
• doesn't study - will fail