He has _________ good knowledge of science and _________ sense of humour．

a,/

a, a

/, a

/,/

Is it so important? He just asked me casually about it _________ a drink．

over

in

for

as

Players on the China women’s volleyball team hugged and burst into tears _________ they defeated Germany at the 2011 world Cup．

in the second

the second

a second

the seconds

The plan to develop the land will waste taxpayers’ dollars and _________ traffic jam．

add up to

add to

add

add up

I’ll never forget the moment, _________ I spent with my closest friend．

it

that

when

one

It is considerate _________ you to _________ that I needed a help at that moment．

for; notice

of; notice

of; recognize

of; realize

The government officials made a quick reaction _________ the news of the earthquake．

having heard

heard

being heard

on hearing

It helps _________ you pay attention to the social skills．

when

before

the moment

if

Don’t _________ the speaker．Wait for your turn to ask your question later．

disturb

tease

interrupt

finish

I _________ that you should be invited, but to my _________, they did without you．

planned; great surprise

intended; greatly surprise

planned; great surprise

intended; great surprise