______ businesses rely more on technology to improve productivity, the demand for IT professionals continues to increase. A: While B: Unless C: Although D: As

Come and join in our walking group. In the 11 week activities, we will help you to improve your health.

you turn on Home With Kids(家有儿女)，you’11 never be able to turn the TV off． A: If B: Because C: Although D: As

（）you turn on Home With Kids（家有儿女），you’11 never be able to turn the TV off. A: If B: Because C: Although D: As

Only in this way ______ your writing. A: you can improve B: you will improve C: would you improve D: can you improve

An import tariff will cause the terms of trade of the ________ country to ________ and will ________ the country.? importing; improve; harm|importing; improve; benefit|exporting; improve; harm|exporting; improve; benefit

【单选题】improve or get worse? A. improve B. get worse

I want ______ my English. A: improving B: improve C: to improve

although

One implication of an empirical investigation of the Marshall-Lerner condition is that, in the ________, a real ________ in a nation's currency is likely to ________ the country's current account balance. ( ) A: long-run; appreciation; improve B: short-run; depreciation; improve C: long-run; depreciation; improve D: short-run; appreciation; improve