The opening day of Expo 2010 Shanghai China we have been forward looking to_____ to arrive.
| A．being | B．be | C．is | D．will |
The opening ceremony of the 11th National Games, ______ in Jinan, Shandong Province from Oct.15-28 was highly praised.
| A．to be held | B．being held | C．held | D．having been held |
After retirement, learning a musical instrument may be harder than ______ when you were a kid.
| A．it may | B．it was | C．it does | D．it did |
We cannot figure out ______ quite a number of students were infected with the flu.
| A．that | B．when | C．why | D．where |
I ______ of your trying to earn some money, but please don’t ignore your studies.
| A．permit | B．agreed | C．promise | D．approve |
The boss ______Mary to finish her job within a week.
| A．suggested | B．insisted | C．demanded | D．required |