The total number of online literature website users had to 352 million by the end of June 2017. And the number is still growing.( )
A.increasedB.influencedC.includedD.introduced
I learnt to swim when I was six.I ___________ by my mother.( )
A.am taughtB.was taught
C.will be taughtD.have taught
Hello, Joe. I didn't _________ to see you today. I thought you were away on holiday.( )
A.wantB.prepareC.expectD.agree
Helen was very rude to me.I refuse to speak to her again __________ she says sorry.( )
A.untilB.ifC.becauseD.since
Every time Tom is late, he'll ___________ an excuse. So I wonder what his excuse is this time.( )
A.set upB.put upC.take upD.make up
The ____________that there is life on other planets has always encouraged scientists to explore the outer space.( )
A.invitationB.possibility
C.orderD.advice