凶手用毯子闷死了受害者。

The murderer ___smothered the victim with a blanket.

她用湿毛巾盖在锅上，扑灭了突然窜起的火苗。

She used a wet towel to ___smother the sudden flare-up in the pan.

她在吐司上厚厚地涂了一层花生酱。

She ___smothered her toast with a thick layer of peanut butter.

她妈妈总是过度关心她，让她感到窒息。

Her mom constantly ___smothers her with too much care.