It is important to ________ your skin from the harmful strong sunlight.
A、protectA
protect...from...意为“保护……免受……”
Hewas______towithdrawfromrunningforthepresidency.
Whenyou're_____acrisis,itoftenhelpstotalktosomeone.
Thebookfairhasreceivedapositive________fromreaders.
Iftheoperation________carefullyprepared,itwouldnothavebeensuccessful.
Thenewdiscovery_______beofgreatservicetomankind.
