代词:人称、物主、反/自身、指示、相互、疑问、不定代词
As they were classmates, ________ was no wonder that they should do the work in the same way
A.This | B.That | C.There | D.It |
How can they learn anything ______ they spend all their spare time watching television?
A.when | B.though | C.while | D.before |
In this section, we will briefly describe possible ways of reducing the costs and risks ______ in doing this.
A.involving | B.involved | C.to involve | D.being involved |
This practice satisfies people of high moral standards psychologically and materially and ______ encourages other people’s enthusiasm.
A.on the contrary | B.in the meantime | C.from time to time | D.all at once |
______ city in Zhejiang Province, located on the river’s upper reaches, is believed to be ______ source of the dead pigs.
A.The; a | B.The; the | C.A; the | D.A; a |
—Can I use your phone?
—______.
A.By any means | B.My pleasure | C.With pleasure | D.Feel free |