Children are often full of __________ and they take great interest in everything.
| A．concern | B．purpose | C．curiosity | D．strength |
Only when he failed the exam ________ that he didn’t work hard. (原创)
| A．he regretted | B．did he regret | C．had he regretted | D．does he regret |
I knew he failed in the final exam the moment I _______ him crying alone in the classroom.(原创)
| A．at the sight of | B．caught sight of | C．in sight of | D．lost sight of |
If _______, I bet, Milinski will burst into tears.
| A．praising | B．praised | C．being praised | D．having praised |
He was quick and smart, and his brother ______ silly and clumsy.
| A．as well | B．as long | C．as much | D．as many |
I wonder _______ there are so many natural disasters across the world in 2010.
| A．why is it | B．it is why that | C．why is it that | D．why it is that |