She is going to sell the business, is a great shame. A. that B. which C. it is D. what I have two sisters, _______ are very good at computer science. A. who B. whom C. both of them D. both of whom He told her not to eat it, that there was a risk of food poisoning. A. explaining B. explained C. to explain D. he explained I enjoyed talking to the people _______ I had dinner last night. A. with whom B. whom with C. with who D. who with The artist, _______ painting you bought, is a classmate of mine. A. whom B. whose C. from whose D. from whom Those _______ to join our club must fill in this form first. A. when tried B. if wanting C. who want D. if they want Mrs. Hoa, _______ son is studying at the University of Law, is a farmer. A. who B. whose C. whom D. her Louis Pasteur, _______ discovered a cure for rabies, was a French scientist. A. he B. that C. who D. whom Some of the boys _______ didn’t come. A. whom I invited them B. I invited them C. I invited D. when I invited