单项选择题

The purpose of fuses in electric wiring is to （）.

A.allow for cutting out branch circuits
B.prevent overloading the circuits
C.reduce voltage to the branch circuits
D.permit the use of smaller wiring for lighting circuits

你可能感兴趣的试题

单项选择题

Woman：Is Jane ready to go to the airport？Man：Ready？She hasnt even finished packing.Question：What does the man mean？（）

A.Jane is almost ready.
B.Jane is far from being ready.
C.Jane will finish packing soon.
D.Jane has just started packing.

单项选择题

Speaker A：I was really glad to hear about your award.Congratulations!Speaker B：（）

A.You also have heard about my award？Who told you the news？
B.Well，it’s really nothing.I don’t think I deserve it.
C.Thanks.Actually，I was really surprised.I mean，there were a lot of qualified people out there.
D.No，no.It is just a small award.Anyone can get it if he wants to.