---_______ one and a half months enough for the project to be finished? ---I am afraid not. The professor is ill and only after he recovers ________ go on with it.
. The boy was sitting at the desk, ______ hard when his mother got home.
. ______ the house costs, it will be ______ it.
–How about going to Beijing for our holidays? –That’s splendid. ___________.
There are many mistakes in your composition and ________, it needs improving.
Sixty people were _______ from the burning ship, but a great many more were drowned when it sank.