________ entered the classroom _________ the bell rang.
| A．We hardly had, before | B．Hardly had we, when |
| C．Hardly had we, than | D．Hardly did we, when |
_______thecoachwascontentwithwas_____histeamwonthematch.
| A．What’s;which | B．That;that | C．What;that | D．That;what |
Weteachersmustseeto________thateverystudentcanunderstand.
| A．all | B．that | C．it | D．one |
Mary has been looking forward in the past 10 years to______the Great Wall.
| A．payingavisitto | B．callon | C．beingonavisit | D．callat |
It won’t be too long before we_____a way to smooth away these difficulties.
| A．work out | B．willworkout |
| C．had worked out | D．are working out |
Muchashelikedthebook,____hedidn’thaveenoughmoneytobuyit．
| A．but | B．and | C．therefore | D．/ |