Chinese must have the largest number of speakers, ________ ?
| A．mustn’t that | B．haven’t they |
| C．don’t they | D．doesn’t it |
--- Mum, why do you always make me eat an egg every day ?
--- ____ enough protein and nutrition as you are growing up.
| A．Get | B．Getting | C．To get | D．To be getting |
He transplanted the little tree to the garden _____ it was the best time for it.
| A．where | B．when | C．that | D．until |
“Is there _____ here?” “No, Bob and Tim have asked for leave.”
| A．anybody | B．everybody | C．somebody | D． nobody |
I'll come to see you if _____.
| A．you're convenient | B．it is convenient for you |
| C．you feel convenient | D．it is convenient with you |
—Must I turn off the gas after cooking ?
—Of course . You can never be _______ careful with
that.
| A．enough | B．too | C．so | D．very |