1.Their house in the city centre has been taken apart, _______________ (使他们) homeless and have to settle in the countryside because of the poor housing. (make)
2.There ______________________ (没有意义)in working for my PhD, I was convinced that I should get engaged first. (point)
3.______________________(你在学习上投入得越多) your study, the better you will do in the exams. (devote)
4.If only I _________________ (听从了) your advice！ Look, what a mess I have made now! (follow)
5._____________________ (是谁) that removed the bronze statue from the square of St. Petersburg? (who)
