We really enjoyed the school trip yesterday, ______ it rained in the afternoon and some of us got wet.
The maths problem is ______ hard for us ______ solve.
The girl was seenthe piano at 4.00 yesterday afternoon.
— Where ’s your mother ? — She ________ Shanghai . She won’t be back ________ next week .
orange key ring is Timmy’s. It’spresent from Neil.
--- Thanks for inviting me to your party. ---__________.