What the new competitors have done to compete against MontaVista（）
A: They have employed new masters.
B: They have combined together.
C: They have bought modern technology.
A: They have employed new masters.
B: They have combined together.
C: They have bought modern technology.
举一反三
- We have bought a new computer.变被动语态：A new computer have been bought.
- I have bought the new dress since last month.
- We have to weigh the ______ of the new system against the benefits it will bring.
- They<br/>have invested _________ in new technology. A: dramatically B: heavily C: loudly D: differently
- With a credit card, ______. A: you must pay for what you have bought immediately B: you don't have to pay for what you have bought C: you must pay for what you have bought once in a while D: you can pay for what you have bought either at one time or at several times