The poor boy the test again; in that case, his mother will be very disappointed.
| A．must have failed | B．might fail | C．could have failed | D．should fail |
________should the young _______illegal behavior.
| A．On no account, take in | B．Under no circumstances. take to |
| C．In no way, take after | D．With no means, take on |
_______,but it is also a great way to lower the number of greenhouse gases in the air.
| A．Not only a fun thing is it to do | B．Not only a fun thing to do it is |
| C．Not only it is a fun thing to do | D．Not only is it a fun thing to do |
_______, his idea was accepted by all the people at the meeting.
| A．Strange as might it sound | B．As it might sound strange |
| C．As strange it might sound | D．Strange as it might sound |
So difficult _______it to work out the problem that I decided to ask Tom for some advice.
| A．I did find | B．did I find | C．I’ve found | D．have I found |
Seldom________as lonely as now though I have been living in Fuzhou for more than 20 years.
| A．have I felt | B．I had felt | C．I have felt | D．had I felt |