A.in | B.at | C.on |
A.Where | B.What | C.Who |
A.他们是新来的吗? | B.他们在吗? |
A.is; in | B.am; in | C.am; to |
What in and Who Whose |
A.new | B.old | C.you |
A.they | B.me | C.he |
A.behind | B.we | C.on |
A.under | B.class | C.grade |
A.box | B.book | C.look |
A.a | B.c | C.t |
A.e | B.d | C.o |
A.m | B.s | C.w |
A.t | B.b | C.w |
A.e | B.a | C.c |