He rent a house (by) the year.为什么括号内填介词by。“By+时间”的句子中不是要用过去完成时时态吗

by 在英语中有多层意思。这里是“不迟于，在 之前的意思”

翻译：他在年前租了一套房屋。

附by 的全部意思。

by by
KK: []
DJ: []
prep.
1. 被,由
The homework was assigned by the teacher.
这些家庭作业是老师布置的。
2. 靠,用,通过
They crossed the river by ferry.
他们乘渡船过了河。
3. 经由;沿
Ellen flew to Chicago by way of Minneapolis.
艾伦经由明尼阿波利斯飞往芝加哥。
4. 在...旁边,靠近;在...手边
I haven't got any money by me.
我身边没有带钱。
5. 不迟于;在...之前
We had to get there by evening.
我们必须在夜晚前抵达那里。
6. 根据,按照
How do you know he didn't act by the rules?
你怎么知道他没有按规定行事?
7. (表程度)相差
He missed the bus by three minutes.
他晚了三分钟没赶上那班公车。
8. 凭,对...(发誓)
I swear by God!
我对上帝发誓!
9. (乘除法上)以...,用...(乘或除)
Nine divided by three makes three.
九除以三得三。
10. 以...计,按
You'll be paid by the hour.
你的工资将按时计酬。
11. 在...的时候
He had to sleep by