. Many composers, directors and procucers are ______ that the erhu, a Chinese musical instrument, can make their films more colorful.
| A．aware | B．anxious | C．cautious | D．modest |
—Did you visit the famous museum?
—No. We ________ it, but we spent too much time shopping.
| A．could have visited | B．must have visited |
| C．can’t have visited | D．shouldn’t have visited |
Jim talked for about half an hour yesterday. Never ______ him talk so much.
| A．I heard | B．did I hear | C．I had heard | D．had I heard |
Maria has to baby-sit．That’s＿＿＿ she can’t come out with us．
| A．why | B．how | C．when | D．what |
Paris is ＿＿＿ most beautiful city，where you can see＿＿＿ famous Eiffel Tower．
| A．a；the | B．a; 不填 | C．the；a | D．不填；the |
– I see something lying in the corner, moving
--- Let me see ________.
| A．what is the matter | B．what the matter is |
| C．what matter | D．matter is what |