31 We can't go out now because it (rain)________ . 32 They (meet)________ their teacher at the moment 33 We (visit) ________ the museum at the moment. We (visit)________ it once a year 34 Hai (not write)________ to her parents last week. She (phone)________ them. 35 Duy (not visit)________ the museum with his class last Sunday because he (catch)________ a cold. 36 How much it (cost)________ to mail a latter to England ? 37 Take these pills and you (feel)________ better then, Ha.

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