Giúp em với ạ, nếu có thể thì giải thích hộ e luôn ạ 1. I've yet______ a person as his father A. to have know such generous B.to know as generous C.knowing as generous D. been knowing such generous 2. Did you see Jonathan this morning? He looked like___. It must have been quite a party last night! A. a bear with sore head B.death warmed up C.dead duck D.wet blanket 3. The difference between the polar and equatorial diameters of Mars has not been unequivocally determined. A.easily B.definitely C.conventionally D.arithmetically 4. Don't call Pam just now. Something has gone wrong with the computer; she's_____- because she can't get the data she needs. A.in a stew B.out of a rut C.in the swim D.under the sink 5.Many athletes have reacher their_____by the time they are twenty A.summit B.top C.point D.peak 6.The escaped prisoners fought _______ before he was finally overpowered. A.head over heels B.tooth and nail C.heart and soul D.foot and mouth 7.The actor was so nervous that he could only remember small ____ of dialogue. A. shreds B.pieces C.patches D.snatches