Being League members, ___ we ought to work hard at our lessons;___ we ought to take an active part in social activities.
The bridge is 1000 meters length.
The two countries were between 1989 and 1992.
The oil must be used up, the light went out.
---Poor Tom! He will have to work all the next month. ---Luckily, the basketball games are held.
I like traveling by sea it is not rough.