The problem had become _____ in his mind, and he could not decide what to do about it.
A.simplified | B.exaggerated | C.matured | D.isolated |
Jim won the award, _______ excited everybody in the class.
A.which | B.that | C.this | D.it |
The reason ______ he gave for being late was ______ he overslept this morning.
A.why; that | B.which; that | C.why; because | D.which; because |
In class the teacher’s humorous words often make every student ____ laughter.
A.burst into | B.break into | C.fall into | D.come into |
Look out! Don’t get too close to the house ______ roof is under repair.
A.where | B.that | C.whose | D.which |
The teacher said that Columbus _______America in 1492.
A.discovered | B.found | C.had discovered | D.had found |