— What were you doing when I phoned you last night?— I ______ my homework and was starting to surf the Internet.
#100538
A
have already finished
B
was finishing
C
was going to finish
D
had just finished
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Hello, Tom. What a coincidence! I ______ about you. And here you are. 
#100180
A
was just thinking
B
just thought
C
have just thought
D
would just think
A library with five thousand books ____________ to the nation as a gift.
#102535
A
have offered
B
are offered
C
has offered
D
is offered
 The children __very quiet;I wonder what they __up to.
#104400
A
were; are being
B
are being;are
C
are;do
D
are being;do