Tìm 2 số biết tổng của nó là 1/4,thương của hai số cũng 1/4

Các câu hỏi liên quan

149. I’ll try ........................................... such a foolish thing again. A) not to cause B) to not cause C) not causing D) to cause not 150. Susan has decided ......................... her friends ...................... as she pleases. A) allow/ do B) to allow/ to do C) deciding/ do D) deciding/ doing 151. Everybody would like ................................ to a higher position. A) promote B) promotes C) promoting D) to promote 152. He climbed over the wall without ............................ by anybody. A) seeing B) to see C) being seen D) to be seen 153. I remember ................................ a toy car on my fifth birthday. A) to be given B) being given C) to give D) giving 154. They always try .................. ................ the bridge as they promised before. A) to postpone/ to build B) postpone/ build C) to postpone/ building D) postponing/ built 155. I can’t help .......................... for her acceptance. A) to wait B) waiting C) wait D) waited 156. Don’t be afraid of .......................... that animal. A) touch B) touches C) touching D) to touch 157. I am accustomed to ......................... on my own. A) living B) to live C) live D) lives 158. They are looking forward to ...................... your news. A) hear B) to hear C) hearing D) heard 159. American women have got used to .................independently recently. A) live B) to live C) living D) lives 160. We won’t let you............... what we are going to do with him. A) know B) to know C) knowing D) known