Three trees can do the job of 15air-conditioners _________ almost all day.
#48595
A
run
B
are running
C
ran
D
running
推荐题目
----My computer has gone wrong. I’ll have it tomorrow. ----Why not have Uncle Li it? Nobody can if he can’t.
#49772
A
fix; fixed
B
fix; fix
C
fixed; fixed
D
fixed; fix
