We'd better follow the seven﹣step hand﹣ washing method healthy.( )
to keep
keep
keeping
keeps
Could you speak in a loud voice so that I can hear you _______________?( )
A.quicklyB.happilyC.slowlyD.clearly
Amon ____________ his ship in a big storm when a giant fish came out of the sea.( )
A.will sailB.is sailing
C.was sailingD.has sailed
Would you please ____________ the light? I can't sleep well with it on.( )
A.turn onB.turn off
C.turn toD.turn around
Love your parents __________ they are alive. Don't wait until it is too late.( )
A.whileB.thoughC.becauseD.unless
The flying squirrel might be one of __________ animals you could meet during the trip.( )
A.strangeB.stranger
C.strangestD.the strangest