1. We sometimes want to take away from the city and travel to the countryside to relax.

C is the correct answer. The correct phrase is "take a break from the city."

2. We asked the customer to tell us her problem but she insisted for seeing the manager.

D is the correct answer. The correct phrase is "insisted on seeing the manager."

3. He told me about what happened last night but I don't think he talked the truth.

D is the correct answer. The correct phrase is "told the truth."

4. We advised him to bring her a call and explain everything to her after he told us about their argument.

B is the correct answer. The correct phrase is "give her a call."

5. Some customers from that restaurant had food poisoning, which put us on going there for dinner.

C is the correct answer. The correct phrase is "put us off going there for dinner."

6. It takes no time to feel in love, but it takes you years to know what love is.

B is the correct answer. The correct phrase is "takes time to feel in love."

7. Many housewives are currently searching about ways to save money.

B is the correct answer. The correct phrase is "searching for ways to save money."