Theaddressbook________theemailaddressesofyourfriendsorgroupsofcolleagues.
A、makesiteasytorecall
B、makesiteasyrecall
C、makeseasytorecall
D、makesrecalliteasy
Whenhesuddenly________upthesubjectofgeneticengineering,therewasanembarrassedsilence.
A、took
B、brought
C、showed
D、came
Theterriblenoiseis______memad.
A、turning
B、setting
C、driving
D、putting
Theenginehasbrokenandtheboatis______onthewater.
A、flowing
B、floating
C、drifting
D、sailing
________somanypeopleintheUnitedStatesbeenoutofworkastoday.
A、Morethaneverbefore
B、Inthepast,therehavenever
C、Neverbeforehave
D、Formerly,thereneverwere