It __ be the vocabulary that caused you the problem in the exercise because you know a lot of words.
| A．may | B．couldn’t | C．should | D．needn’t |
.
Not only ________ many people's lives by reducing fever, but _______ other things that aspirin can help with.
A aspirin has saved, there also are B has aspirin saved, there are also
C aspirin has saved, are there also D has aspirin saved, are there also
.
1931 was the year ________ a German company began to make the first tape recorders, _______ could record and play sounds on a tape wound around a round object.
A that ---Which B which --- That C when---which D when--- that
.
--- I didn't attend the meeting yesterday.
--- But you _______.
A ought to B should to C ought have D should have
.
A small car has the great _____ of being cheaper to run.
A interest B benefit C usefulness D advantage
.
The discovery of new evidence lead to ________.
A the thief having caught B catching the thief
C the thief being caught D the thief to be caught