Some 5-star hotels specialize in mouth-watering buffet（自助餐），offering a rich selection of quality food. With a discount card, you can surely drink and eat to your heart’s _________.

I got _______ from my classmates when climbing the hill.[ ]

They Were the Boy Scouts__________to helpelderly people cross the streets．

still remember theaccident— Yes Actually, I have experiencednothing more ________

I don’t think Tom’s remarks on his monitor are ______；he is not supposed to say so