An independent clause is a set of words that can hold on its own as a sentence. It has a subject, verb and complete thought, as most would say. A dependent clause on the other hand cannot stand on its own.
The answer to this is "She can't study in France.".
Patricia does not know French is not the complete clause, Because Patricia does not know French is an dependent clause easily identified because it starts with BECAUSE and of course BECAUSE is not a clause, it is a subordinating conjunction.
climatic conditions is one reason for extinction
:
1. The Corporation for National and Community Service (CNCS) supports volunteer service across the nation, and we couldn't let this weekend pass without saluting the millions who will take part in the annual Make a Difference Day. You can still find a project and join them if you hurry.
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IS THE FIRST ONE WHICH IS THIS ONE ABOVE
I want to buy groceries to be prepared for the week.
The purpose of this sentence is to state the speaker's desire to be prepared for the week by buying groceries. In order to cut out fluffy words, we can take out any extra adverbs or phrases. Also, it is implied that to buy groceries, one would need to go to the store, so this prepositional phrase can also be eliminated if necessary.