Now more than 68，000 foreigners are working in Shanghai. The number is 13 times __________ in 1996，when Shanghai started issuing work permits for foreigners.
| A．one | B．ones |
| C．that | D．those |
______ recent report stated that the number of Spanish speakers in the U.S. would be higher than the number of English speakers by ____ year 2090.
| A．A; the | B．A; / | C．The; / | D．The; a |
The teachers are supposed to teach us about “safe sex” but most of them are too________.
| A．embarrassed | B．allergic | C．funny | D．worried |
I never used to like jazz but I’ve been ________ it recently.
| A．getting through | B．getting to | C．getting into | D．getting over |
________ to playing games recently，he is easy to feel sleepy in class.
| A．Addicted | B．Addicting | C．Having addicted | D．To addict |
— We haven't been to the Great Wall for ages.
— No, I don't remember how many years ago _______ I last visited it.
| A．it was that | B．was it that | C．it was when | D．was it when |