A chronic lack of sleep may make us irritable and reduces our motivation to work.




A.uncomfortable
B.responsive
C.calm
D.miserable

The phrase "six tenths" in the passage means




A.6 and 10
B.10/6
C.10 of 6
D.6/10

_________(44)




A.which
B.what
C.where
D.that

They ________________ Bac Giang last Sunday. (leave)




A.left
B.have left
C.will leave
D.had left

Mary is sad ________________ she has lost her calculator.




A.even though
B.so
C.but
D.because

______(4)




A.when
B.to
C.recently
D.many

He is tired now ________________ he couldn't sleep last night.




A.because
B.so
C.although
D.but

My father ________________ his report yesterday. (finish)




A.had finished
B.finished
C.finishes
D.have finished

The man/ you/ talk with yesterday/ be/ my father.




A.The man whom you talked with yesterday is my father.
B.The man whose you talked with yesterday is my father.
C.The man who you talked with yesterday is my father.
D.The man that you talked with yesterday is my father.

We did our homework last night.




A.Our homework was done last night.
B.Our homework was done since last night.
C.Our homework had been done last night.
D.Our homework was done for last night.