The farm________ we learned to feed cattle two years ago has changed a lot.
A．when B．which C．that D．where
I________ an important conference at 10 o’clock this Sunday morning.
A．will have attended B．will be attending
C．have been attending D．have attended
Would you please help me move the piano?________
A．You’re welcome. B．It’s a pleasure.
C．With pleasure. D．Don’t mention it.
Mike ________at 8:30 for the meeting, but he didn’t turn up.
A．should arrive B．must arrive
C．must have arrived D．should have arrived
You’d better not play ________trick on Jack; it’s said hat he is deeply in ________debt.
A．a; the B．不填; the C．不填; 不填 D．a; 不填
A high-tech exhibition ________in the National Museum now. Let’s go and visit it.
A．will be held B．is being held C．was held D．has been held
