51、 , the players began the game.4 b0 D/ h* X% d# p( W( g% a o
A.Having taken our seats B.Taking our seats
) \- g* U) P+ p. W( l9 T C.After we took our seats D.Being taken the seats' L5 o8 S3 d% q' n) Z; p) ^( L
52、 him before, she didn’t know he was her uncle.% z. \& O$ X" L' A1 x
A.Not having seen B.Having not seen1 A. ^7 k, M1 v
C.Not seeing D.Not being seen
}& v0 q' A7 t5 m+ S53、 many times, but he made the same mistake again.& y0 M1 o1 d' _( v9 i
A.Having been told B.Although he had been told7 F( e' j) V& Z
C.He had been told D.Having told
' {' i3 v0 I; v) c( I _54、The glass of water is too hot. I prefer some cold water.
1 p, a- s- ~3 a2 C. X A.boiled B.boiling C.to boil D.having boiled
" [( f: C5 ]# t Z+ Y6 F! f55、The little boy entered the classroom without .
# F6 v( @7 O" J5 ~8 w; Q A.noticing B.noticed C.being noticed D.notice7 t: j) g6 n4 a- A
51、C 52、A 53、C 54、A55、C |