【C5】A．trailsB．trialsC．traitsD．traces

（)provides a paper trace of course steered by the vessel against time.A.the echo sounderB.

● Windows系统中，路由跟踪命令是 （44） 。 （44）A．tracert B．traceroute C．routetrace D．trace

peculiarly pointed chin is his most memorable facial characteristic.A.markB.featureC.trace

【C7】A．bearingB．presenceC．signD．trace

【C7】A．watchedB．followedC．inspectedD．traced

Skeptical observers believe that ancestry testing fails to__________.[A]trace distant