The biggest whale is ___ blue whale, which grows to be about 29 meters long—the height of _____ 9-story building.
| A．the; the | B．a; a |
C．a; the | D．the; a |
---Hello, can I speak to Robert, please?
---Hold on, please. He_______ in the garage.
| A．has worked | B．is working | C．worked | D．will work |
--Do you want to see Ice Age 4 tonight?
-- I ________ the movie already. It is very funny!
| A．see | B．saw | C．have seen | D．will see |
---I wonder _____e-mail English is better, yours or your parents’？
---I prefer mine.
| A．that | B．what | C．whether | D．whose |
---Which book could I take?
---Oh, you can take ____of them. I’ll keep none.
| A．all | B．both | C．neither | D．either |
Nobody believed a 92-year-old man could run a marathon_______he passed the finishing line. People of all ages can challenge themselves.
| A．if | B．since | C．until | D．unless |