I have bought such a watch _______ was advertised on TV. A.that B.which C.asD.it
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The expert offered us another piece of advice,_____of great ..
The expert offered us another piece of advice,_____of great help to our program. A.I think it isB.I think which isC.which I think it isD.which I think is
__ has been mentioned above, continued chairman after he too..
__ has been mentioned above, continued chairman after he took a sip of coffee, ____ the project must be carried out before spring flood comes.A.As; thatB.That; whichC.This; whichD.It; that