Stress:
“sug-GEST-ed”
“ad-VYZD”
“in-SIS-tid”

Natural flow:
“she explained that…” → “she-ex-PLAINED-that”
“according to the report…” → “uh-kord-ing-too-thuh-report”

Speaking practice:
“He warned us about the danger.”
“She insisted that we stay longer.”
“According to the news, traffic is heavy.”