They succeeded in killing pests which came from the foreign countries ______ a lot of hard work.
| A．according to | B．thanks to | C．in memory of | D．in addition of |
You must set off at once, ______you would be late for school.
| A．then | B．and | C．otherwise | D．so |
If you are not satisfied with the price, we can still discuss it.
| A．being offered | B．to offer | C．offering | D．offered |
—I hear that Tom can’t afford his schooling this fall．
—____, let’s do something for him．
| A．If so | B．When necessary | C．When possible | D．If any |
An earthquake of 9 magnitude struck off the coast of Japan on Friday,______ thousands of people dead and more missing．
| A．caused | B．causing | C．having caused | D．to cause |
If my lawyer ______ here last Friday, he _____ me from telling the truth.
| A．had been; would have prevented | B．had been; would prevent |
| C．were; would prevent | D．were; would have prevented |