role-play it with a classmate
What does marijuana do to the brain?”
“Marijuana disrupts the nerve cells in the part of the rain where memories are formed. This makes it hard for the user to recall recent events. Some studies show that when people have smoked large amounts of marijuana for years, the drug affects mental functions. Researchers are still learning about the many ways that marijuana affects the brain”
“Can people become addicted to marijuana?”
“Yes, while not everyone who uses marijuana becomes addicted, when a user begins to feel that he or she needs to take the drug to feel well, that person is said to be dependent or addicted to the drug. About 100.000 people seek treatment for marijuana use each year, showing they need help to stop using.
Some frequent, heavy users of marijuana develop a tolerance for it. “Tolerance” means that the user needs larger doses of the drug to get the same desired results that he or she used to get form smaller amounts.”
“ what if a person wants to quiet using the drug?”
“up until a few years ago, it was hard to find treatment programs specifically for marijuana users. Now researchers are testing different ways to help marijuana users abstain from drug use. There are currently no medications for treating marijuana dependence. Treatment programs focus on counseling and group support systems. There are also a number of programs designed especially to help teenagers who are abusers. Family doctors are also a good source for information and help in dealing with adolescent marijuana problems.”
Passive voice: verb to be + past participle
When large amounts of marijuana are smoked, the drug affects mental functions.
Tolerance towards the drugs is developed by heavy smokers of marijuana.
Marijuana disrupts the nerve cells in the part of the brain where memories are formed.
1. Unscramble the sentences and indicate the passive voice forms:
a. Is marijuana affected brain by.
b. Drug id needed when the by the user that person is addicted to the drug. _______________________________________________________________
c. Are needed becomes “tolerant” when a user larger amounts of the drug.
d. Using the drug required to stop help is. ______________________________________________________________
e. Who are abusers are designed to help special programs teenagers.
2.Change the following sentences into the passive voice:
a. Researchers study the ways in which marijuana affects the brain.
b. Researchers test different ways to help marijuana users. _______________________________________________________________
c. About 100,000 people seek treatment for marijuana use each year. _______________________________________________________________