Now the world’s attention ________ the stock markets，as they have a great influence on the world’s economy.

Now the world’s attention ________ the stock markets，as they have a great influence on the world’s economy.

#99422

is fixing on

has fixed on

is being fixed on

had been fixed on

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So far this year we _______ a fall in house prices by between 5 and 10 percent.

#103053

saw

see

had seen

have seen

—Have you got your exam papers? —Not yet. I guess they _____ at this moment.

#103131

are being graded

are grading

have graded

have been graded

— Why, David, you look so tired!— Well, I ________an article and I must finish it tomorrow.

#102961

was writing

will be writing

have been writing

have written

.—_______ John this week?—Yes.—Where _______ him?—In the library.

#104288

Did you see; did you see

Have you seen; did you see

Do you see; have you seen

Have you seen; have you seen

In the past few months, a discussion ________about whether selecting “Three Goods” Students in elementary and middle schools should be cancelled.

#103772

has to be held

has been held

has been holding

was held

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