The professor could tell by the ________ look in Maria’s eyes that she didn’t understand a single word of his lecture. [ ]

Look out! The traffic is moving fast It’s ________ dangerous ________ cross the street

As the pressure was too heavy, the local government had to _____cost of office to deal with the economic crisis (危机).

Progress so far has been very goodWe are, __, confident that the work will be completed as expected

What would you like to drink， tea or coffee— ____________ is OK. They are both my favorite.