I started to study (A) Chinese since (B) I was (C) at the age of 15 (D).
A.started to study (A)
B.at the age of 15 (D)
C.since (B)
D.was (C)

When (A) my father was reading (B), my mother was mopping (C) the floor (D).
A.the floor (D)
B.was reading (B)
C.was mopping (C)
D.When (A)

No sooner (A) had he gone out (B) when it rained (C) heavily (D).
A.rained (C)
B.heavily (D)
C.had he gone out (B)
D.No sooner (A)

Whenever (A) the little boy listens (B) to music, he will dance (C) along (D) with his mother.
A.Whenever (A)
B.will dance (C)
C.listens (B)
D.along (D)

When we arrived (A) at the cinema (B), the movie began (C) and it was (D) very dark.
A.began (C)
B.was (D)
C.at the cinema (B)
D.arrived (A)

At this time (A) next year I will have graduated (B) in business administration (C) from a (D) university in London.
A.in business administration (C)
B.At this time (A)
C.a (D)
D.will have graduated (B)

Choose the sentence that has the closest meaning to the original one.Eight years ago we started writing to each other.
A.Eight years is a long time for us to write to each other.
B.We wrote to each other eight years ago.
C.We have been writing to each other for eight years.
D.We have rarely written to each other for eight years.

The boy was so lazy that he couldn't stay up late to learn his lessons.
A.The boy was too lazy to stay up late to learn his lessons.
B.The boy was lazy enough to stay up late to learn his lessons.
C.The boy was lazy enough but he stayed up late to learn his lessons.
D.The boy was lazy enough not to stay up late to learn his lessons.

As soon as he waved his hand, she turned away.
A.No sooner had he waved his hand than she turned away.
B.Although she turned away, he waved his hand.
C.He saw her turn away and he waved his hand.
D.She turned away because he waved his hand too early.

In the last few hours they … their research.
A.dicussed
B.have discussed
C.are discussing
D.have been discuss