1. He…(classify) the trash, if he…(think) for the dustmen.
2. if I…(be) the president, I…(not, allow) to use fertilizers in agriculture.
3. ….(you, pick up)….that bag of garbage if I told you to do it?
4. Tom …(pass) more laws to protect the environment if he …(be) a president.
5. I…(not, travel) abroad if I didn’t speak English.
1 will/ thinks
2 am/will not allow
3 will you pick up
4 have to/ is
5 can’t travel
1. He will the trash, if he thinks for the dustmen.
2. if I am the president, I will not allow to use fertilizers in agriculture.
3. Will you pick up that bag of garbage if I told you to do it?
4. Tom have to more laws to protect the environment if he is a president.
5. I can’t travel abroad if I didn’t speak English.