"why don't you put an advertisement in this local newspaper?" they said to me
-> they suggested that an advertisement should be put in this local newspaper.

=> họ đề nghị rằng một quảng cáo nên được đăng trên tờ báo địa phương này.

"let's not tell anyone until we are certain that the report is true," said tom
-> tom suggested that they shouldn't tell anyone until they were certain that the report was true.

=> tom đề nghị rằng họ không nên nói với bất cứ ai cho đến khi họ chắc chắn rằng báo cáo là sự thật.

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Xin hay nhất!!

1. They suggest that an advertisement should be put in that local newspaper.

2. Tom suggested that we should not tell anyone until we were certain that the report was true.