Hoàn thành các câu sau :
1 ) He is lazy. He gets bad marks . ( Combine these sentences with " if " )
2 ) We make the air dirty. We use the car all the time ( Combine these sentences with " if " )
3 ) the / Sydney / city / is / cleanest / world / in / the ( Rearrange the words to make a sentence )
4 ) If / plant trees / school yard, / school / greener place. ( Make sentence using the words given )
1) If he is lazy , he will gets bad mark .
2) We will make the air dirty if we use the cars all the times.
3) Sydney is the cleanest city in the world.
4) If we plant trees in the schoolyard , our school will be a greenner place.
1. If he is lazy , he will get bad marks.
2. If we use the car all the time , we will make the ari dirty.
3. Sydney city is the cleanest in the world .
4. If we plant trees in the school yard , school will be a greener place.