EVERY HOUR I STOP ... ... A LITTLE REST.A.WORKING/ TO HAVE B. TO WO...

54. - BAI TAP TRAC NGHIEM VING TOV KEY
BAI TAP TRAC NGHIEM VING TOV KEY
54.Every hour I stop ... ... a little rest.A.working/ to have B. to work/ to haveC. working/ having D. to work/ having