The new folk song ______ on really quickly.A．carriedB．tookC．caughtD．got

The engineers spent the whole night（work) ___________on the new device.

The traditional song“Auld Lang Syne”means looking forward to _______.A.the new good days

It was to New York______he went in the hope of finding work on one of the New York newspap

The new product is on ____ before it is put on the market.A) testB) trialC) experiment

The new study published online focuses on the effects of cocoa flavanols on______.A．weight

He played a Chinese folk __________ on the piano