36 It is thought that Corona viruses originated in WuaHan
37 The teacher asked me how many students there were in my class
38 Although they have very little money, they are happy
39 Khanh has played computer games since 2012
40 Mr Cuong has no intention of stopping working when he is 65
41 Nam's sister speaks English better than him
42 No matter what he says, nobody believes him
43 The weather was so cold that we stayed indoors
44 This test is not short enough for us to finish in half an hour
45 They lend an ear to the President's speech









