All of ______ sudden, a terrible animal appeared and all the people held still in _____ terror..
| A．a; the | B．/;/ | C．the; the | D．a; / |
It'll be the first time the play.
| A．I've watched | B．I'll watch | C．I watch | D．I would watch |
that there′s another good harvest this year.
| A．It says | B．It is said | C．It was said | D．He was said |
It is important that she with Mr Williams immediately.
| A．speak | B．spoke | C．will speak | D．to speak |
in 1914 the First World War broke out?
| A．Was that, that | B．Was that, when | C．Was it. that | D．Was it, when |
certain that his invention will lead to the development of production.
| A．That's | B．This is | C．It's | D．What's |