Which of the following suffixes(后缀)means "without"?
A.–able B.–ful C.–ous D.–less
—________ have you kept this book?
—For two months.
A.How soon B.How old C.How long D.How often
I ________ sleep very well, but then I started doing yoga and it really helps.
A.didn't use to B.used to C.was used to D.wasn't used to
You haven't eaten all day. You ________ be very hungry.
A.couldn't be B.can't C.might D.must
—Do you know ________?
—Sorry, I've never had an e-book before. Why not read the instructions first?
A.how can I turn the e-book on B.how I can turn the e-book on
C.where can I buy an e-book D.where I can buy an e-book
I want a mobile phone which ________ good pictures.
A.took B.is taking C.takes D.take