18+32÷（﹣2）3﹣（﹣4）2×5_爱下问搜题

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问题计算题

18+32÷（﹣2）³﹣（﹣4）²×5

答案

解：18+32÷（﹣2）³﹣（﹣4）²×5

=18+32÷（﹣8）﹣16×5

=﹣66．

选择题

给画线的字选择正确的解释，将序号填在括号里。

郑重其事 [ ]

A．言行不轻率。

B．认为重要。

C．程度深。

完形填空

When I settled in Chicago，my new city seemed so big and unfriendly. Then I had a ___1___ problem and had to go to hospital for a ___2___ examination.
It seemed a small ___3___ compared to the one I was about to face, but things started to go ___4___ right from the beginning. Not having a car for ___5___ the city, I was depending on a couple of buses to get me from A to B. ___6___ I’d left myself plenty of time, soon it was ___7___ that I was going to be late, as I had mistakenly boarded a bus that was taking me in the ___8___ direction.
I ___9___ the bus and stood on the pavement not knowing what to do. I look into the eyes of a ___10___ who was trying to get past me. __11____ instead of moving on, she stopped to ask if I was ___12___. After I explained my ___13___ to her, she pointed to a bus stop across the street, where a bus would take me back into the city to my ___14___. Sitting there waiting, I felt ___15___ that someone had been willing to help. ___16___, hearing a horn (喇叭) nearby, I looked up to see a car with my new friend ___17___ at me to get in. She had returned to offer me a ___18___ to the hospital.
Such unexpected ___19___ from a passer-by was a lovely gift to receive. As I climbed out of the car at the hospital and turned to thank her, she smiled and told me not to lose ___20___, for all things are possible.

D．appreciating

B．Surprisingly

A．appointment

D．disappointed