In the old days, people lived in caves and they had to make a fire _________themselves warm.
#50642
A
to keep
B
keeping
C
keep
D
kept
推荐题目
— What happened?— The owner changed his mind and refused his house.
#49284
A
sell
B
sold
C
selling
D
to sell
Tom is a hard-working boy, he always keeps English.
#50279
A
practice speaking
B
speak
C
practicing speaking
D
practice spoken
--- Does your brother like going hiking on Sundays? --- No, he’d rather ______ books at home than ______ hiking.
#50358
A
read; go
B
reading; going
C
reading; go
D
to read; to go
