26.There is ___________“r”in the word“art”.
A.a B.an C.the D. /
27.The glass _______ water soon.
A.fill with B.is full with C.will be filled with D.filled with
28.It was ______ bad weather that the pilot（飞行员）could ______ fly in the sky.
A.such, hardly B.such as, / C.such a, hard D.so, be hard
29.Let’s go to the park, ________?
A.will you B.do we C.shall we D.may we
30.There are trees on ________ side of the street.
A.either B.both C.every D.all
