My sister met him at the street yesterday afternoon, so he __________ your lecture.

—A medical team was sent to Japan by air five hours ago.—So they ______________ have arrived by now. The flight usually takes four hours or so.

There _______ a bank , two supermarkets and a park in the neighborhood. 

  I ________ hear the news very clearly since the noise outside is so loud.

---Lingling says Miss Yu has gone to Shanghai, _____ that be true?---It _____ be true because I saw her in the office just now.