【简答题】
Direction: Fill in the blank with the correct form of the word given.5. The new ambassador presented his[填空1](credential)to the President yesterday.
【简答题】
Direction: Fill in the blanks with the words given below. Change the form if necessary.[integrity; conscience; yield; appoint; assure; ensure; demonstrate; clarify; preserve; scarce]10. This is the first time that a woman has been[填空1]to the post.
【简答题】
Directions: Fill in the blanks with the words given below. Change the form if necessary.[fee; react; expand; besides; quantity; stay; highly; device; customer; commercial]4. Our institute has been rapidly[填空1]in the past decade.
【简答题】
Direction: Fill in the blanks with the words given below. Change the form if necessary.[chore; talent; crowded; earnings; finance; festive; memorable; sacrifice; smash; reproduction]4. The fund has been used largely to[填空1]the construction of federal prisons.