, we lack practice and experience nowadays in dealing with the complicated
economic situation.
| A．Luckily | B．Previously | C．Doubtfully | D．Indeed |
—Wow, you have a really good voice. I_____ you were good at singing.
—Thank you.
| A．haven't known | B．hadn't known |
| C．didn't know | D．don't know |
The main street is lined with small stands and shops _____ sell almost anything you can imagine.
| A．what | B．where | C．who | D．which |
To my great disappointment, my best friend left the city I could have a word with her.
| A．before | B．after |
| C．while | D．until |
The stadium is very splendid and attractive in appearance, may be imagined.
| A．it | B．what | C．as | D．that |
I wondered why John kept it a secret. It was not until he three times that he told me the truth.
| A．asked | B．was asking |
| C．had asked | D．had been asked |