Self-driving is an area _______ China and the rest of the world are on the same starting line.A. thatB. whereC. whichD. when
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The little problems ______ we meet in our daily lives may be inspirations for great inventions.A. thatB. asC. whereD. when
In 1963 the UN set up the World Food Programme, one of _______ purposes is to relieve worldwide starvation.A. whichB. it’sC. whoseD. whom
My eldest son, _______ work takes him all over the world, is in New York at the moment.A. thatB. whoseC. hisD. who
I live next door to a couple ________ children often make a lot of noise.A. whose B. why C. where D. which