There is a ______ of furniture in the market, which can satisfy all the customers’ demand.
| A．variety | B．number | C．description | D．combination |
The White Horse Temple in Luoyang is one of the first historic buildings________ to receive special state protection.
| A．listed | B．having been listed | C．being listed | D．listing |
—Some English idioms are difficult to understand.
—Exactly, ________ you know the meaning of each word.
| A．if only | B．even if | C．as if | D．now that |
. Whether ways will be found to stop pollution or not is just ______ worries the public.
| A．which | B．that | C．what | D．where |
What a pity! I _____ in London for three more days, but something urgent needed to be dealt with back in Beijing.
| A．must have stayed | B．could have stayed | C．may have stayed | D．needn’t have stayed |
．Canada, ________ second to Russia in size, is ________ home to all kinds of animals and plants, making it famous for its natural scenery.
| A．不填，a | B．the, the | C．the, 不填 | D．不填，不填 |