选词填空。 |
1. Where is the __________ (pencil, pencils)? 2. Three __________ (plus, minus) five is eight. 3. Ten minus __________ (two, five) is five. 4. Is this letter tall __________ (and, or) short? 5. I __________ (don't, not) have a pen. 6. Nineteen __________ (plus, minus) nine is ten. |