We have reached a point ______ a change is needed.

The government of the United States began at once to investigate the case ______ a lot of students were killed.

I walked to the top of the hill with my friend, _____ we enjoyed a splendid view of the lake.

We’ve booked a room in the center of town for the guests ______they can stay for three days.

This is the biggest lab_____ we have ever built in our university.

If you keep on ignoring the teacher’s advice, you will probably get into a situation______ you fall behind others in all subjects.

He left here for Beijing in 1998 ,____I have heard nothing from her.

Foreign ministers of the two countries hold regular meetings,     they can exchange views on international issues of both concern.

It’s helpful to put children in a situation _____ they can see themselves differently.

TheSoundofMusic is the first English film　　　　I have ever seen.