She has _______ been to Toronto, has she？A、alreadyB、neverC、everD、still

"Tom has been to New York" entails______.A．Tom has been to AmericaB．Tom has never been to

It s the first time that she has been to the museum ,______？A．isn"t itB．hasn"t itC．isn"t s

She should stop work; she has a headache because she______too long.A．is readingB．has been

Mrs Green has been living in town for only one year, yet she seems to be ______with everyo

Linda Smith has been very helpful to me in the past and I hope she______so in the future.A

Mary looks unhappy because she has ______ by her classmates.A、laughedB、laughed atC、been