资源看点：难易程度适中，适合学生练习

I. 单项选择: 15%
(  )1. She is _____________ a sweater today.
A. putting on         B. puts on            C. wearing         D. wears
(  )2. Look，Nancy _______ a letter to her parents.
A. writing   B. is writing   C. is writeing       D. writes
(  )3. Let _______ help ____________.
A. me; them          B.  they; you         C. us; his          D. we; you
(  )4. Listen! Who_________?    ---Emma is.
A. singing            B. is singing          C. sing           D. are singing
(  )5. —Where is Mike?      —He’s _______ the pool.
A. swim at   B. swimming at  C. swiming at       D. swims
(  )6.It’s six o’clock. The Green family _______ dinner.
A. is eating   B. are eatting   C. are eating        D. eats