________ has been growing concern over the health effects ____________ the September 11 attacks in the Financial District of Lower Manhattan.
| A．It; arising from | B．There; causing | C．There; arising from | D．It; caused |
Today, we’ll discuss a number of cases _______beginners of English fail to use the language properly.
| A．which | B．as | C．why | D．where |
You've failed to do what you _____ to and I'm afraid the teacher will blame you.
| A．will expect | B．expected |
| C．were expected | D．will be expected |
______ writing the article, Mrs. Curie even forgot her dinner.
| A．Absorbed in | B．Absorbing at |
| C．Being absorbed in | D．To absorb in |
---It seems that you are familiar with this city.
---I _____ English in a high school here for three years. It’s grerat to be back!
| A．have taught | B．taught |
| C．have been teaching | D．had taught |
The news shocked the public, _______to great concern about students’ safety at school.
| A．leading | B．having led |
| C．to lead | D．led |