Once ________ at a table, left-handers need to move the water glasses put on the right side to their more convenient left side.
| A．seating | B．having seated | C．seated | D．seat |
My idea is _____ we should go to help him out at once.
| A．what | B．when | C．which | D．that |
____ the young people keep learning it, they can pass on Dai culture from generation to generation.
| A．Even though | B．As soon as | C．As long as | D．As though |
The dictionary as well as the books _____ to Linda.
| A．belong | B．is | C．belongs | D．are |
It is reported that the railway _____ now will cut the journey time between the two cities by about 12 hours.
| A．built | B．to be built | C．having built | D．being built |
It is no use fishing for golden fish in this river; there are _____ left.
| A．some | B．a few | C．none | D．many |