Plans have been proposed ______ the largest dam in the world to be built along the Congo river.
The reason ______ his coming to China is ______ he wants to study in China.
On the opposite wall _____ one map _____ dozens of pictures.
---____ will we have to go?---Just one mile.Keep walking.
With so many children ____round the table, the food disappeared_______.
---Remember the first time we met, Mary?---Sure.You ______ in the supermarket.