选出错误的一项并在横线上改正。
(______) 1. We're(A)good(B)in(C)fishing. ________
(______) 2. Your glasses(A)is(B)on your(C)nose. _______
(______) 3.(A)Are(B)your from the(C)UK? _______
(______) 4.(A)I'm in(B)Grade(C)five. _______
(______) 5.(A)I'm(B)no from(C)China. _______
(______) 6.(A)Are(B)them(C)behind the clock? _______