Ants are pretty small． You might think that they _______ be rather weak． But what you might not know is that ants are actually very strong for their size． （ ）
A．needB．can'tC．must
﹣Is it necessary _____ us_____ some photos before saving the old man？
﹣Yes， it is． We can protect ourselves if we do so．（ ）
| A． |
of； taking |
B． |
for； taking |
| C． |
of； to take |
D． |
for； to take |
____nice weather it is! Let's go for a picnic， Frank．（ ）
| A． |
What |
B． |
What a |
C． |
How |
D． |
How a |
There are___people in Dale's family． They live on the___floor．（ ）
A．five； nineB．fifth； nine
C．five； ninthD．fifth； ninth
﹣Look， there is a cute bird， Mom．
﹣It flew into our kitchen _____ the window just now，Alex．（ ）
| A． |
across |
B． |
through |
C． |
above |
D． |
under |
Laura is 11﹣year﹣old girl． She is good at playing _____ guitar．（ ）
| A． |
/； a |
B． |
an； / |
C． |
an； the |
D． |
a； an |