At first I was worried about the employment prospect. Four years of study later, I've realized I __________.

I thought her honest ___ I met her.first time B．for the first time C．the first time D．by the first

A．first time

B．for the first time

C．the first time

D．by the first time

I only achieved an average at 70 in my first semester.()

I've got the first page ().

A、simplify

B、simplified

C、simply

A.Firstly

B.At first

C.First of all

D.First

I think()is impolite to call people by their first names.

A. it

B. as

C. that

执行下列程序，显示的结果是______。

first="china"

second=""

a=LEN(first)

i=a

DO WHILE i＞=1

second=second+SUBSTR(first,i,1)

i=i-1

ENDDO

？second

___ I’d like to welcome you to the conference.

A、All first

B、First of all

C、Of all the first

D、All of the first

I was a little scared that it was my first time that I ____ had my cosmetic surgery.

A、/

B、had

C、was

I think is impolite to call people by their first names.

A、that

B、it

C、as

I can never forget the day ____ I got the first prize in the competition.

A.that

B.where

C.which

D.when