Mr. Johnson always carries a notebook, in which he_________everything that happens.
| A．sets down | B．settles down | C．comes down | D．breaks down |
Who________ for the pollution of our earth?
| A．should blame | B．is to blame | C．is blame | D．is to be blame |
— So hard ______ in the past few months that he has made great progress in English.
— I can see that; only a few mistakes ______ in the exam.
| A．has he worked; did he make |
| B．he has worked; did he made |
| C．he has worked; he made |
| D．has he worked; he made |
Seeing their son playing computer games all day, the parents don’t know ______ it.
| A．how to do | B．what to do |
| C．how to deal with | D．how to do with |
——Whose advice do you think I should take?
——_________________________.
| A．You speak | B．That’s it | C．It’s up to you | D．You got it. |
The Big Ben, _______ we visited during a recent trip to Britain, is one of London’s tourist attractions.
| A．which | B．what | C．that | D．where |