21、Rather than on a crowded bus, he always prefers a bicycle., L: I% Z4 G5 m4 N# c. o. n
A.ride, ride B.riding, ride C.ride, to ride D.to ride, riding: x' C9 v8 i9 H9 P
22、The missing boys were last seen near the river.
2 A- U) \3 i& X2 s A.playing B.to be playing C.play D.to play
8 L( n0 _" ?# Q, Z6 j K: @23、The visiting Minister expressed his satisfaction with the talks, that he had enjoyed his stay here.
& ]: W( G0 _0 v, f) Y A.having added B.to add C.adding D.added: H$ c2 l9 v7 z f6 T0 d0 R
24、The first text books for teaching English as a foreign language came out in the 16th century.+ u: _6 @" i, ? c& i# j. E: r
A.having written B.to be written C.being written D.written
8 i1 {1 R: o0 C+ m; k25、We agreed here but so far she hasn’t turned up yet.
! B1 |7 y2 e& S4 @ A.having met B.meeting C.to meet D.to have met
# f- b! d8 Y9 f" W- N$ [' ^( p21、C 22、A 23、C 24、D0 j2 [6 e y2 F
25、C |