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Qian Xuesen devoted all his life to ________________ China’s Space Program.
#49535
A
develop
B
developing
C
developed
D
develops
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We should spend as much time as we can ______ English.
#49936
A
read
B
to read
C
reading
D
reads
She’s afraid of ______  in front of other people.
#50438
A
speak
B
speaks
C
speaking
D
spoke
It’s time for class. Let’s stop        . Look! The teacher decides         us something important.
#51404
A
talk, tell
B
talking, telling
C
to talk, to tell
D
talking, to tell
He promised ______his old friend during his stay in Tianjin.
#49225
A
see
B
seeing
C
saw
D
to see
Can you hear the girls ______in the next room?
#49585
A
sang
B
tosing
C
singing
D
sing