_____ lots of times, the song doesn’t sound as nice as before.
| A．Hearing | B．To hear | C．Having heard | D．Heard |
After supper she would sit down by the fire，sometimes for ______ an hour，thinking of her young and happy days．
| A．as long as | B．as soon as | C．as much as | D．as many as |
Henry can't attend the party ____ at Tom's house at present because he is preparing the speech at the party ____ at Marie's house tomorrow.
| A．being held; to be held | B．to be held; to be held | C．to be held; held | D．held; being held |
-- Will you go skiing with me this winter vacation? -- It __________.
| A．all depend | B．all depends | C．is all depended | D．is all depending |
My study of maths has ____ much of my time, but it has given me a great deal of enjoyment.
| A．taken off | B．taken down | C．taken away | D．taken up |
You ____ things about. Look, what a mess in your room!
| A．always throw | B．have always thrown |
| C．are always throwing | D．have always been throwing |