重点讲解：
1. to begin with 最初；刚开始；
It was great to begin with but now it's difficult.
一开始非常好，但现在可就难了32I8s*XDUUMU。
2. account for （数量或比例上）占；
Computers account for 5% of the country's commercial electricity consumption.
计算机占去该国商业用电的5%bos%;C1Ca&=RH。
3. at the very least （数量）至少，不少于；
Normally it has only had eleven or twelve members in all. Now it will have seventeen at the very least.
通常总共只有十一二个会员g7IB9K1g_(+wJ。现在将至少有十七个,k;aIp-G@=,_@+Kp。
4. go up （价格、数量或水平）上涨，上升；
Interest rates went up.
利率上调了!v~iErjUk9OQ。