ページ1:

虛主詞
+39
with
my
friend.
Ving
I plan to take a trip
S
0
You should keep practicing English.
S
V
0
Riding a bike is fun.
S
三單
It's fun to ride a bike.
S
Running keep you healthy.
Reading English books is fun.
S 一件事
Running and eating fruit keep you healthy.
It is important for me to study hard.
pay (paid)
$
spend (spent) time $
人
take (took)
time
42
Cost (cost)
$
on
for
42
物
Ving
to V
11111111
D
time: How much time. How long
$ : How much
e.g. It took me 3 days to finisl.
I spent 3 days finishing the job.
✓ buy for $
事物

ページ2:

花費時間
言
How long did you spend doing the homework?
on
I spent two hours doing the homework.
oh
How long did it take (you) to do the homework?
It took (me) two hours to do the homework.
公式
spend
事 take
Ving
時間
事
to V
NOV