It has been found that a strong______helps overcome the effects of distraction.A．interrupt

A.A.in

B.B.on

C.C.at

D.D.with

The effect of education on marriage has been found to be______.

A．favorable

B．insignificant

C．long-lasting

D．extensive

A.has found

B.has been found

C.have found

D.find

RESULT OF SEARCH NEGATIVE means ______.

A.the search has found nothing

B.the derelict has been found

C.the derelict has been located

D.the derelict has been sighted

A.for ... reason

B.by ... way

C.on ... basis

D.to ... degree

A.A.have not been found

B.B.has not been found

C.C.are not found

D.D.are not been found

A.has been seeking

B.is seeking for

C.sought

D.sought for

When William hurried home, he found that his mother ____already ____to hospital.

A、has; been sent

B、had; sent

C、has; sent

D、had; been sent

A．He has been ill.

B．He hasn't yet found a topic.

C．He was busy studying for an exam.

D．He didn't know when it was due.