Flying to shanghai from Beijing______ about 1 hour and _____1,000 yuan.
| A．spends, costs | B．takes, spends | C．costs, costs | D．takes, costs |
It’s a rule in my class that our classroom ______ before 6:00 p.m. every day.
| A．be able to clean | B．should be cleaning |
| C．must clean | D．must be cleaned |
Hurry up, Mike. You must get to the airport an hour before the plane _____.
| A．gets off | B．turns off | C．takes off | D．puts off |
-- ________ will you come back from the library, Linda?
-- In an hour.
| A．What time | B．How often | C．How soon | D．How long |
I _____ the newspaper while my mother _____ TV plays yesterday evening.
| A．was reading; was watching | B．was reading; watched |
| C．read; was watching | D．read; would watch |
– Which dress do you prefer?
-- The red one. It _______ more beautiful.
| A．feels | B．sounds | C．smells | D．looks |