单项选择(每题1分)We must think twice _____ we make the final decision.
He got up quickly as soon as the alarm clock _______.
He_______ drawing.
There is _______ useful book on the desk.
--- We need three single rooms for the first week in June. --- .The hotel’s not busy then.
Whatsurprisedmewasnotwhathesaidbut_________hesaidit.