ADVERB | VERB + INVESTIGATE | PREPOSITIONADVERB➤carefully, closely, in detail認真/嚴密/詳細調查▸➤extensively廣泛調查▸➤adequately, fully, properly, thoroughly充分/全面/適當/徹底調查◇The allegations have not yet been properly investigated.這些指控尚未經過適當調查。➤actively, vigorously積極/全力調查◇He claimed the Army had failed to vigorously investigate the case.他聲稱軍方沒有下大力調查此案。➤empirically, experimentally, rigorously, scientifically實證/實驗/嚴格地/科學地調查▸➤further進一步調查VERB + INVESTIGATE➤ask sb to, be called in to要求某人調查;應召前來調查◇Police have been called in to investigate the complaints.警察被召來調查這些投訴。➤decide to決定調查▸➤agree to, pledge to, promise to同意調查;承諾開展調查◇The company has promised to investigate claims that its products are unsafe.公司承諾對其產品存在安全隱患的投訴進行調查。➤aim to, be designed to, seek to力圖調查;旨在調查PREPOSITION➤for因為⋯調查◇He is being investigated for illegal business dealings.因為涉嫌非法交易,他正在接受調查。