1 . My grandmother is s
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2 . —How much is the robot? ( )
—________ 
| A．It is seventeen yuan. | B．It is seventy yuan. |
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3 . Let’s add numbers, _______ and forty is one hundred. ( )
| A．sixty | B．eighty | C．seventy |
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4 . —What’s forty-two and twenty-eight? ( )
—______.
—______.
| A．Sixty | B．Seventy | C．Eighty |
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5 . thirty + forty = ______ ( )
| A．eighty | B．ninety | C．seventy |
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6 . 
=three; 
=fourteen; 
=fifty
+
+
+
=_____ ( )
=three; =fourteen; =fifty +++=_____ ( )| A．forty | B．seventy | C．eighty |
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7 . 算一算，用英文写出正确的答案。
1. thirty+forty=_______
2. twenty—three+_______ =fifty
3. ninety—sixty=_______
4._______ +seventy—seven=eighty
5. twenty+_______ =seventy
6. sixty+thirty—four=_______
1. thirty+forty=
2. twenty—three+
3. ninety—sixty=
4.
5. twenty+
6. sixty+thirty—four=
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8 . There are fifteen pupils. There are ______ caps. There aren’t enough (足够的) caps. ( )
| A．seventy | B．fifteen | C．thirteen |
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9 . —What is ten and ______? ( )
—It’s sixty.
—It’s sixty.
| A．thirty | B．fifty | C．seventy |
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10 . 算一算，用英文写出正确答案。
1. thirty + forty =______
2. twenty +______ = sixty
3. ninety – fifty =______
4. seventy – four =______
1. thirty + forty =
2. twenty +
3. ninety – fifty =
4. seventy – four =
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