Wooddoesnotconductelectricity;________.
________(fail)severaltimes,theyneedsomeencouragement.
Iknowitisn’timportantbutIcan’thelp________aboutit.
Tosucceedinascientificresearchproject________.
Herefusedtotelluswhetherhe________(undertake)thejob.
He________methathedecidedtoleaveonMonday.