The teacher explained a second time, the students should have difficulty in doing the experiment.
A．although B．in case C．so that D．but
The damaged building , so the people will have to look for other places to shelter themselves from the cold.
A．is being repaired B．is repaired C．has been repaired D．was repaired
---How did the warm-hearted lady find you and return your lost bag?
---She said that she my bag on the bench with my name card in it.
A．notice B．was noticing C．has noticed D．had noticed
Avoid a child into the parental bed, or this can become a fixed habit.
A．to take B．to be taken C．taking D．being taken
---How do you like ______ film, Jack?
---Great! And I should say it is ________ success.
A．the; a B．a; a C．a; the D．the; the
_____ David showed the report to the public surprised me.
A．What B．That C．Which D．Who
