Sentence improvement (penalties phrased with “be + adverb + fined”): supply correct passive construction Original sentence: "Tax evaders should ___ as they do it intentionally." Choose the grammatically correct penalty phrasing.

Concept
In legal/administrative style, penalties are commonly expressed in the passive: should be fined, optionally with an adverb like “heavily.” The adverb modifies the past participle: “be heavily fined.”

Option analysis
should be heavily fined — correct passive + adverb placement. ✅should be heavy fined — uses adjective “heavy” rather than adverb “heavily.”should have heavily fined / shall have heavy fine — wrong auxiliary/inflection; unidiomatic.

Final Answer
“Tax evaders should be heavily fined …”