Most of us think that the ocean bottom is ___ smooth land.
| A．made up for | B．made up of | C．made of | D．made by |
Is ______ true that the famous scientist will give us a lecture on how to predict earthquakes next week?
| A．that | B．it | C．this | D．he |
She was surprised to find the fridge empty; the child _____ everything!
| A．had been eating | B．had eaten | C．have eaten | D．have been eating |
I ______ sooner but I didn’ t know that they were waiting for me.
| A．had come | B．was coming | C．would come | D．would have come |
I oftenthe words I don’ t know in the dictionary or on the Internet.
| A．look up | B．look at | C．look for | D．look into |
_________ is known to us all is that the 2012 Olympic Games will take place in London.
| A．As | B．What | C．That | D．It |