2、并联电路块与前面电路串联时，使用（ ）指令。 A.ALD B.OLD C.AN D. ON A: A.ALD B: B.OLD C: C.AN D: D. ON

（)bird is（)animal that can fly. A: A.A; an B: B.The; a C: C.An; an D: D.A;a

并联电路块与前面电路串联时，使用（ ）指令。 A.ALD B.OLD C.AN D. ON

Mr. Wang has worked as _______ English teacher for more than 10 years． A: A．/ B: B．a C: C．an D: D．the

An increase in load on a diesel engine results in _____ of speed of the crankshaft. A.a reduction B.an increase C.an outing D.a downwards

中国大学MOOC: 2、并联电路块与前面电路串联时，使用（ ）指令。 A.ALD B.OLD C.AN D. ON

A statement of opinion may be which of the following？（) A: A.a type of guarantee B: B.an affirmation of the value of the goods C: C.an implied assurance not expressly stated D: D.an explicit description of the goods

完形填空 11 morning, everyone. 12 Grace. Look(看)!This is a 13 . It's a nice pen. What 14 is it? 15 yellow and white. And 16 this in English?It's 17 . It's 18 jacket. That's a ruler. 19 ruler is 20 .17．A．a jacket B．jacket C．an jacket A: a jacket B: jacket C: an jacket

Which of the following is an instance of misuse of confidential information？（) A: A.An agent gives the seller the principal's name and phone number in a fully disclosed transaction B: B.A principal gives the contact details of an agent to a third-party without the agent's knowledge C: C.An agent withholds critical information from the principal about the agency D: D.An agent divulges private details of his past employer to his principal

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