In Henry's experiment，the galvanometer indicated a voltage when______.

A． the coil was connected to a battery

B． the coil was disconnected to a battery

C． neither A nor B

D． both A and B

[单选题]In Henry's experiment，he connected the wire to______.A． a galvanometerB． an iron barC． a batteryD． an electromagnet

[单选题]What is NOT TRUE about Henry's electromagnet?A． His magnet could. hold 2，300 pounds.B． His magnet was more dangerous.C． There were more turns of wire around the iron rod in his magnet.D． His magnet was an improved model.

[单选题]H．enry's job was to examine cars which crossed the frontier to make sure that they were not smuggling anything into the country. Every morning，except at weekends，he (11) see a factory worker coming up the hill towards the frontier， (12) a bicycle wi

[单选题]The writer/'s experiment shows that downshifting _______ .A． enables her to realize her dreamB． helps her mold a new philosophy of lifeC． prompts her to abandon her high social statusD． leads her to accept the doctrine of She magazine

[单选题]B．ob: Henry, I'd like you to meet my friend, Lee Jones. Lee, this is Henry Fields, an old friend from college.H．enry: Hi, Lee.__________A． Nice seeing you.B． Good to be with you.C． Nice to meet you.D． Glad you are here.

[单选题]I respect Oprah's opinion, but I would also like her to respect_________ .A． my ownB． minesC． mineD． me

[单选题]I've never been to Beijing, but it's the place __?I'veneverbeentoBeijing,butit'stheplace_______.A)whereI'dliketovisitB)inwhichI'dliketovisitC)ImostwanttovisitD)thatIwanttovisititmost

[单选题]Susan: When's the meeting?H．arry: I'm driving into London tomorrow morning. The meeting (60) .

[单选题]I doubt they'll beable to help but it's worth [trying].A.growingB.wrappingC

[单选题]I doubt they'llbe able to help but it's worth [trying].A.growingB.wrappingC