A: Hey, John's birthday dinner is next week. Let's ____ about the food.

B: Sure. How ____burger, vegetable salad, and some fruit?

C:____ good. John likes hamburgers.

A: Oh, I ____ like salad.

C: But John likes salad, and it's his birthday.

A: Yes, you're right. What about the fruit?

B: I think John likes strawberries and apples.

C: OK. Let's have ____ and apples then.

在近年的两会上，完善社会保障体系，增强人民的幸福感，成为人大代表和政协委员议论的热门话题。在完善社会保障体系问题上，人大代表应该（   ）

①充分反映人民群众的意志和利益，听取和反映人民群众的意见和呼声

②行使提案权，上交高质量的提案

③行使审议权和决定权，通过有关的法律和制度

④行使行政权，促进有关法律或规定的落实