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20、---Please _______ us in the discussion．

---I’d love to, but I’m far too busy at the moment．

A．a(chǎn)ttend              B．join           C．take part in            D．join in

19、_______, China may have the largest number of English learners in the world．

A．Sooner or later                                 B．Now and then

C．Believe it or not                     D．Here and there

18、I can't _____ what you said because you spoke too quickly．

A．write          B．set out          C．set down         D．set in

17、If it is a sunny day tomorrow, let’s ______ it and go swimming in the South Lake．

A．make use of        B．be made of         C．make up        D．make up of

16、---Do you know our home town at all?

--- No, this is the first time I _____ here．

A．was        B．a(chǎn)m coming            C．came         D．have come

15、English has been very popular because it is the _______ language in many western countries．

A．official         B．fluent         C．native         D．frequent

14、Although he is far abroad from his hometown, he is much _____ his family．

A．concerning about               B．concerned about

C．concerning with                 D．concerned with

13、If you ________ your diet, trouble will follow．

A．swap        B．fall in love with           C．dislike        D．ignore

12、----Only a fool could think there was any advantage for students spending too much time surfing the internet．

---- _________．

A．So do I                                                 B．Neither do I

C．I’m sorry, but I don’t agree．              D．Certainly

11、He said that his friend ________there three days before, but she was not there_______．

A．had been; now          B．has been; then            C．had been; then         D．was; now