23. Nowadays, children always complain that their parents are out of date, ______ parents can’t approve of what their children say and do.
| A．while | B．thus | C．therefore | D．Otherwise |
Tired, Jim was fast asleep with his back ____ a big tree.
| A．in | B．below | C．beside | D．against |
To tell ____ truth, his coming is really ____ big surprise to most people present at the party.
| A．/ ; a | B．the; / | C．the; a | D．/ ; / |
In the last few years thousands of filmsall over the world.
A .have produced B. have been produced
C. are producing D. are being produced
＿＿＿all my letters, I had a drink and went out.
| A．Finished | B．Having finished | C．Finishing | D．To finish |
He hurried to the station,＿＿＿the 9：30 train had already left.
| A．to find | B．found | C．only to find | D．only finding |