Hello. I'll be very grateful for your help.

1)Which article is better in the sentence (maybe both are OK?): "Experts believe the premier has already prepared a/the(?)program aimed at boosting the country's economy"?
2)Do you think "accuse" is possible in the sentences: "They accuse the EU and the US of the collapse of the financial system", "They accuse the EU of the global economic crisis of 2008" or is "blame" the only (or a better) choice?
3)Help me, please, with the correct tenses: "He said the country had won (?)an important victory when it joined / had joined the EU".
Thank you very much for all your help.

1. Using "a" implies that he has settled on one program to implement, but the majority of people don't know which yet. Using "the" implies that he has settled on one program to implement, and the people know which one he means.

2. Either verb works fine.

3. said -- had won -- joined <~~those are fine.

Solve the system by graphing. Where necessary, indicate when the system has no solution or infinitely many solutions.

y = –2x – 4
–2y = 4x + 8

Hello! I'll be happy to help you with your questions.

1) In the sentence, both "a" and "the" can be used before "program," but they would give slightly different meanings.
- "A program" suggests that the premier has prepared some general program, without specifying which one. It implies that there might be multiple programs aimed at boosting the country's economy.
- "The program" implies that there is a specific program that the premier has prepared. It suggests that there is only one program aimed at boosting the country's economy.

Ultimately, the choice between "a" and "the" depends on the intended meaning and the context of the sentence.

2) Both "accuse" and "blame" can be used in the sentences you provided, but they convey slightly different nuances.
- "Accuse" means to claim or allege that someone is responsible for something wrong or illegal. In the given context, "They accuse the EU and the US of the collapse of the financial system" is appropriate because it suggests a more serious accusation.
- "Blame" means to hold responsible for something negative. It implies a more general responsibility without necessarily attributing specific wrongdoing. So, "They blame the EU for the global economic crisis of 2008" is a valid alternative.

Both can be used, but the choice between "accuse" and "blame" depends on the tone and degree of responsibility you want to convey in the context.

3) The correct tense to use in the sentence "He said the country had won an important victory when it joined/had joined the EU" depends on the intended meaning and the context.
- If the speaker is referring to a specific past event, then "He said the country had won an important victory when it joined the EU" is correct. This suggests that the victory happened at the time of joining the EU.
- If the speaker is referring to a past event with a connection to the present or another past event, then "He said the country had won an important victory when it had joined the EU" is appropriate. This implies that the victory had already occurred before another past event mentioned in the context.

Both tenses can be used, but the choice depends on the temporal relationship you want to establish in the sentence.

I hope that answers your questions! Let me know if you need any further assistance.