6、“在雷达的帮助下，我们可以看到远方的物体。”一句的英文表达，哪一项正确？

A.Under the help of radar, we can see distant objects.

B.With the help of radar, we can see distant objects.

C.By the help of radar, we can see distant objects.

D.At the help of radar, we can see distant objects.

A.The metal melts at 1500°C.

B.The metal melts with 1500°C.

C.The metal melts under 1500°C.

D.The metal melts on 1500°C.

A.An initial analysis to the device is given in this section.

B.An initial analysis of the device is made in this section.

C.An initial analysis for the device is provided in this section.

D.An initial analysis with the device is presented in this section.

A.An initial analysis to the device is given in this section.

B.An initial analysis of the device is made in this section.

C.An initial analysis for the device is provided in this section.

D.An initial analysis with the device is presented in this section.

A.The area of A is four times larger than that of B.

B.The area of A is four times as large as that of B.

C.The area of A is five times larger than that of B.

D.The area of A is five times larger than B.

A.This paper proposes a new approach to image processing.

B.This paper proposes a new method to image processing.

C.This paper proposes a new technique to image processing.

D.This paper proposes a new way to image processing.

A.It is necessary to find out the voltage and current of this resistor.

B.It is necessary to find out the voltage and current on this resistor.

C.It is necessary to find out the voltage and current for this resistor.

D.It is necessary to find out the voltage across and current through this resistor.

A.It is necessary to find out the voltage and current of this resistor.

B.It is necessary to find out the voltage and current on this resistor.

C.It is necessary to find out the voltage and current for this resistor.

D.It is necessary to find out the voltage across and current through this resistor.